ESHKOL POWER STATION
Transcript of ESHKOL POWER STATION
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
ESHKOL POWER STATION
SPECIFICATION C.P.RL-366/3.20
IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR
NEW OFFSHORE & ONSHORE PIPELINES
BETWEEN ESHKOL POWER STATION AND THE
OFFSHORE FULE TERMINAL
THE ISRAEL ELECTRIC CORPORATION LTD.
September, 2015
'lownil nun Israel Electric
SPEC. NO S.RL - 366 I 3.20
Senior Vice President for Planning, Development and Technology Energy Resources & Technology Sector
Electrical R&D Laboratory
! ISSUE 1 SUBJECT: IMPRESSED CURRENT CATHODIC ~~~------~------------~
DATE 1/09/2015 PROTECTION SYSTEM FOR NEW OFFSHORE & 1-'.P=--A-G=--E=-2----O-F-2-4-i--=--=--=--=-----'-'------j ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
TABLE OF CONTENTS
1. Purchaser 2. Name of Project 3. Location of Project 4. Scope of Work
4.1 Scope of Supply 4.2 Contractor Services
5. Terminal Connections 6. Standards and purchaser's drawings 7. Quality Control 8. Technical Documentation
8.1 "As Made" Drawings 8.2 Instruction and Maintenance Books
9. Spare and Renewal Parts 10. Technical Requirements
10.1 Anodels bed 10.2 Backfill 10.3 Cables 10.4 Cable conduits 10.5 Insulating Joints 10.6 Polarization Cells 10.7 Test Stations 10.8 Support components 10.9 DC Power Supply unit 10.10 General 11. Warranty
. Prepared by: Name: I Si nature Checked by: Name: I Si nature Approved by: Name: I Si nature
~~~-=-~-------------------~
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 3 OF 24
SPECIFICATION FOR
IMPRESSED CURRENT CATHODIC PROTECTION SYSTEM FOR
NEW OFFSHORE & ONSHORE PIPELINES
BETWEEN ESHKOL POWER STATION AND THE OFFSHORE FULE
TERMINAL
1. PURCHASER: The Israel Electric Corporation Limited (IEC).
2. NAME OF PROJECT: Eshkol Power Station Offshore Fuel Terminal – New
Pipelines
3. LOCATION OF PROJECT: Near Ashdod.
4. SCOPE OF WORK:
4.1 Scope of Supply:
4.1.1 The Scope of Supply includes surveys, design, development, manufacturing,
preservation, packing, supply of material, installation, erection, commissioning,
testing, monitoring, conducting all the necessary surveys and furnishing DDP the
power station site Impressed Current Cathodic Protection Systems for New Offshore
& Onshore Pipelines, between Eshkol Power Station and the Offshore Fuel Terminal
(hereinafter: the “ CP System”).
The complete implementation of CP system should be carried out under supervision
of experienced CP engineers.
The Permanent CP System (which will include: impressed current anodes, DC power
Supply, distribution cabinets, cables, cable’s conduits test stations, and other support
components as required) shall be supplied complete with appurtenances and
accessories, to form a complete CP system, which will achieve and assure safe and
reliable operation with best overall performance.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 4 OF 24
Temporary CP System shall be applied for pipelines protection during construction
phase. The design life of the Temporary CP shall be for period of one (1) year or
construction period (whichever is later).
Contractor shall give performance guarantee for the CP system. Compliance with this
specification and/or any of the contractor's documents shall in no case relive the
contractor of his contractual obligation.
- The CP System shall be designed to achieve a Protective Potential of:
• (-800 ÷ -1050) mV, "Instant off", against standard reference electrode
Ag/AgCl, along all the offshore section of the pipelines.
• (-850 ÷ -1150) mV, "Instant off", against standard reference electrode
Cu/CuSO4, along all the onshore section of the pipelines.
- The CP System should supply uniform protective potential along all offshore and
onshore pipelines.
- The maximum Current Density of the protective current shall be no more than
0.01 mA/m2.
- The design of CP System shall comply with Purchaser’s requirements and with the
standards specified in Para. 6.
- The design should consider nearby underground facilities including pipelines, tanks,
and other buried metal structures existing and planned at the site, with and without
cathodic protection system. The maximum positive potential change at any
pipelines/structures resulting from interference shall not exceed 20 mV.
- The life expectancy of the CP System shall be designed to keep its protective potential
for a continuous operating period (24 hours) for a minimum of thirty (30) years.
- The CP System shall be built in such a way to enable easy required measurements and
maintenance.
All components, appurtenances and accessories shall be of proven design.
4.1.2 The work will consist but shall not be limited to the following (temporary and
permanent systems):
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 5 OF 24
1) Preliminary tests and surveys.
2) Design and technical documents.
3) Temporary CP System.
4) Supply of equipment and materials.
5) Installation.
6) Start Up operation and achieving specified characteristics.
7) Preparation of “as made” drawings.
8) Extensive test of Permanent CP System.
9) Final Acceptance test
4.1.3 A consistent nomenclature shall be used project-wide in naming all component parts
within the Scope of Work. This shall apply to all drawings, Instruction Books, Bill of
Materials, special instructions etc. The cost of correcting inconsistent nomenclature
shall be borne by the Contractor.
4.1.4 Changes in the Purchaser’s “Approved to Continue document" are normally not
accepted. However, if such changes become necessary on an exceptional basis, the
Contractor shall obtain the Purchaser’s approval prior to introducing any changes.
4.1.5 Items that are herein specified in regard to manufacturer, model and type shall be
considered as the standard of supply. It is not intended that the scope of work shall be
limited solely to the specified product, and the Contractor may make an adequate
substitution. All substituted products offered by the Contractor shall be noted as
exceptions to this Specification and are subject to the review and general approval of
the Purchaser.
4.1.6 In cases of problems or lack of clarity, the Contractor will arrange meetings between
designers and IEC’s representatives to clarify and solve all the problems or comments
regarding the cathodic protection design, test and/or surveys.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 6 OF 24
4.2 Contractor Services
The Contractor shall prepare the CP System design based on the information
submitted by Purchaser forming part of this Specification, IEC information and by
conducting preliminary tests and surveys.
4.2.1 Preliminary Tests and Surveys
After Contract award, approved experienced engineers shall conduct a preliminary
test/survey to establish the information necessary for the CP System design
including: ground characteristics, nearby existing and planned infrastructure, with or
without cathodic protection system, and other fundamental parameters required for
the CP System design.
The contractor shall submit a detailed preliminary tests and surveys procedure for the
purchaser “Approved to continue".
After the purchaser has received the preliminary tests and surveys procedure, the
purchaser shall submit an “Approved to Continue document” or comments. In the
case of comments the preliminary tests and surveys procedure shall be upgraded until
the procedure shall be "Approved to continue" by the Purchaser’s Engineer.
This preliminary test and survey shall be carried out in the presence of the Purchaser
or his authorized representative.
4.2.2 Design and technical documents
After the preliminary tests and surveys, the contractor shall prepare data interpretation
report and principle a conceptual design of CP system (including all relevant) for
Purchaser review and “Approved to continue".
As a guideline, the design shall be included (but no limited):
• Result of the preliminary tests and surveys have been carried out;
• A description of the basis of the design with reference to relevant
specifications, codes and standards;
• Pipelines parameters (material, length, diameter, thickness, coating, etc.);
• Ground and sea water conditions (ground and sea water properties, depth,
etc.);
• The design life of the system;
• Detailed calculations of surface area to be protect, current requirement, anode
parameter (mass, maximum current density output, resistance, number, etc.);
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 7 OF 24
• A schematic diagram of the proposal CP System, pipeline attenuation
calculations and an overview of the CP System capacity;
• Requirements on cathodic protection system and/or materials;
• Interference between the new pipelines and all adjacent, existing and planning,
pipelines and/or metallic structures (onshore and offshore);
• Monitoring facilities, frequencies and procedures.
After the purchaser have receive the report of the principle a conceptual design of CP
system, the purchaser shall submit an “Approved to Continue document” or
comments of the principle a conceptual design of CP System. In the case of comments
the conceptual design shall be redesign until the design shall be "Approved to
continue" by the Purchaser’s Engineer.
After the Purchaser's “Approved to Continue document”, the contractor shall prepare
detailed design documents of CP system for Purchaser review and "Approved to
continue".
As a guideline, the detailed design shall be included (but no limited):
• Final detailed design calculation based on anode's manufacturer/suppliers data
sheet;
• Complete list of materials to be used for the installation of the CP System,
including technical data sheet, manufacturer, quantities, and spare parts
required for maintenance of the system during the first five (5) years of
operation;
• A complete set of design drawings, in sufficient detail, including anode
distribution, detailed anode design and construction;
• A wiring diagram and component and installation detailed;
• Description of type and acceptance tests for each component;
• Installation procedures;
• Detailed Start up procedures;
• Detailed extensive test/survey procedures;
• Operation and maintenance manual, including final monitoring plan.
After the purchaser have receive the report of the detailed design of CP System, the
purchaser shall submit an “Approved to Continue document” or comments of the
detailed design System. In the case of comments the contractor shall redesign the
system until satisfaction detailed design shall be "Approved to continue" by the
Purchaser’s Engineer.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 8 OF 24
4.2.3 Temporary CP System
During construction phase Temporary CP System shall be installed for pipelines
protection.
The design life of the Temporary CP shall be for period of one (1) year or
construction period (whichever is later).
The temporary system can be Impressed CP or Galvanic CP in order to achieve the
required level of cathodic protection during construction phase.
The contractor shall submit a detailed installation procedure, of the temporary system,
for the purchaser "Approved to continue".
The contractor shall conduct a periodically measurements of the installed pipelines
section to assure that protective potential are achieve with the implementation of the
Temporary CP System. In case of low level of protection remedial action shall be
done until minimum protection level have been achieved and approved by the
Purchaser’s Engineer
4.2.4 Supply of equipment and materials (herein "items")
All the supply items shall be inspection and tested by the contractor.
The contractor shall submit a test certificates with sufficient information of each item
performance for the purchaser "Approved to continue".
The tests shall confirm to requirements as defined in the relevant code and standards
of the item.
After the purchaser have receive the report of the detailed items tests results, the
purchaser shall submit an “Approved to Continue document” or comments on the
results. In the case of comments the contractor shall upgrade or replace the item until
the tested item shall be "Approved to continue" by the Purchaser’s Engineer.
4.2.5 Installation and Start Up operation
Before the CP System facilities are put into start-up operation necessary tests shall be
carried out (to the pipelines and to the CP System) to establish that all the equipment,
devices, wiring and connections have been correctly installed, connected are in good
working condition as required for the intended operation.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 9 OF 24
As soon as the Contractor’s Engineer has certified that the installation of the pipelines
and the CP System has been completed, the Contractor shall operate the CP System
for a period of two (2) weeks of continues operation (Start Up) during which it will
conduct measurements and current regulation to achieve the required protective
potential, current density and good working system.
The cost of “Start Up” including, but not limited to expenses for personnel, tools and
equipment, shall be borne by the Contractor and are included in the price of the
project.
The Start Up tests shall be carried out in the presence of the Purchaser or his
authorized representative.
The contractor shall submit a detailed “Start Up test report” to the Purchaser.
As a guideline, the Start Up test report shall be included (but no limited):
• As Made drawings;
• Result of holiday detector test of all the pipe section proximate to laying the
pipe section at the final site;
• Result of holiday detector test of all the anode lead cable proximate to laying
the cable at the final site;
• Result of Direct Current Voltage Gradient (DCVG) of along the onshore
pipelines;
• Result of Drainage Test;
• Rectifier parameters;
• Pipelines protective potential at the test station and at the edge of the offshore
pipelines;
• Instruction manual of the CP System.
After the purchaser have receive the “Start Up test report”, the purchaser shall submit
an “Approved to Continue document” or comments. In the case of comments
remedial action shall be done, by the contractor, until proper performance of the
system have been achieved and approved by the Purchaser’s Engineer.
4.2.6 Extensive test/survey
After the purchaser approval that the start-up has been satisfactorily completed and
after a period of four (4) weeks of continues satisfactorily operation has passed, the
contractor shall conduct an extensive test/survey.
As a guide line, the test/survey shall include:
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 10 OF 24
• Close Interval Potential Survey along all the onshore and offshore parts of the
pipelines;
• DC Power Supply measurement parameters (mode of operation, current,
voltage);
• Interference between the new pipelines and the adjacent pipelines and/or
metallic strictures.
The test shall be carried out in the presence of the Purchaser or his authorized
representative.
The Contractor shall submit a detailed “extensive test/survey report” to the purchaser
and may apply for “Provisional Acceptance document” of the works.
After the purchaser has received the report of the extensive test/survey, the purchaser
shall submit a “Provisional Acceptance document” or comments of deficiencies or
deviations from the required characteristics of the System. In the case of deficiencies
the extensive test shall be repeated until proper performance of the system have been
achieved and approved by the Purchaser’s Engineer.
4.2.7 Final Acceptance test
After one (1) year of continuous operation of the Permanent CP System, the
Contractor shall perform a Final Acceptance test/survey.
The contractor shall submit a detailed Final Acceptance test/survey procedures for the
purchaser general approval.
As a guide line, the final test/survey shall include (but no limited):
• Close Interval Potential Survey along all the onshore and offshore parts of the
pipelines;
• DC Power Supply measurement parameters (mode of operation, currents,
voltages);
• Interference between the new pipelines and the adjacent pipelines and/or
metallic structures.
• Anodes working parameters.
The test shall be carried out in the presence of the Purchaser or his authorized
representative.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 11 OF 24
The contractor shall submit a detailed “Final Acceptance test report” to the Purchaser
after reviewing the Final Acceptance test/survey.
After the Final Acceptance test/survey has been satisfactorily completed, and the
Final Acceptance test report has been accepted by IEC, the Contractor may apply for
“Final Acceptance document” of all the work which confirms that the equipment and
services were finished in accordance with the project requirements.
4.2.8 Supply of Instruments and Accessories for Maintenance Work
4.2.8.1 All measuring instruments, indicators, other apparatus and all on-site work shall be
provided by the Contractor at his own cost and are included in the Contract price.
4.2.8.2 All measuring instruments shall be certified as having been calibrated.
4.2.8.3 All deficiencies or deviations from the required characteristics of the CP System
disclosed by the tests shall be corrected by the Contractor and the tests repeated, as
necessary, until proper performance of the system, as specified above, have been
achieved and accepted by the Purchaser’s Engineer.
4.2.8.4 Contractor shall furnish all special equipment and instruments required for test and
maintenance of the CP System.
5. TERMINAL CONNECTIONS
Contractor shall terminate its installation and wiring works at the following
terminals/location:
a. Terminals at the DC Power Supply.
b. Alarm terminals at the Electric room.
All other installation and wiring works, which are not specified, above are in the
Contractor’s Scope of Works.
The electrical installations shall comply with the standards and codes of the “Israel
Electric Corporation” (Purchaser).
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 12 OF 24
6. STANDARDS AND PURCHASER’S DRAWINGS
6.1 Contractor shall base his design in addition to the Purchaser’s requirements on the
following Standard and Purchaser’s drawings which form part of this Specification.
- I.EC. Drawings regarding the new offshore and onshore pipelines.
- BS 7361: part 1991 – “Cathodic protection code of practice for land and marine
application” (not attached).
- NACE SP0169: 2013 – “Control of External corrosion on underground or submerged
metallic piping system” (not attached).
- ISO 15589-1:2003 – "Petroleum, petrochemical and natural gas industries
- "Cathodic protection of pipeline transportation systems - Part 1: On-land pipelines"
(not attached).
- ISO 15589-2:2012 – "Petroleum, petrochemical and natural gas industries -- Cathodic
protection of pipeline transportation systems - Part 2: Offshore pipelines" (not
attached).
- BS EN 12473:2014- "General principles of cathodic protection in seawater" (not
attached).
- BS EN 12474:2001- "Cathodic protection for submarine pipelines" (not attached).
- BS EN 12954:2001- "Cathodic protection of buried or immersed metallic structures.
General principles and application for pipelines"(not attached).
6.2 In the event of a variance between the general requirements of standard and the
particular requirements of the Project Specification, the specific requirements in this
Project Specification supersede and take precedence.
6.3 Standards and Codes referenced in this Specification form an integral part of this
Specification to the extent specified herein. All such Standards and Codes are
applicable, including all amendments, supplements etc., current as of the date of the
Contract, unless otherwise indicated.
6.4 The Equipment that is provided under this Specification, including all appurtenances
and accessories, shall be designed, fabricated, inspected, tested and preserved to the
extent indicated and to the Standards and Codes as specified herein.
6.5 All component parts not so specified shall be designed, fabricated, inspected, tested
and preserved, as applicable, to currently recognized industrial and/or Contractor’s
Standards, whichever are tighter and more restrictive.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 13 OF 24
6.6 Contractor may propose Standards and Codes as alternates for, or additions to those
specified herein. A copy of each proposed Standard and code, if any, should be
submitted for review and approval.
7. QUALITY CONTROL
7.1 Material
7.1.1 Material test reports containing actual values should be sent to the Purchaser no later
than one (1) month prior to shipment. Reports shall be signed and attested, and shall
be subjected to Purchaser’s review and acceptance.
7.1.2 All materials used in manufacturing of the Equipment shall conform to the
Specification, approved drawings, and accepted Standards. Use of alternate materials
and subassemblies is not accepted unless a specific and documented authorization is
granted in writing by the Purchaser.
7.1.3 When subcontracting part of the Works, Contractor shall submit copies of his
unpriced orders to his Subcontractor(s) for materials, services and parts, clearly
marked with the Purchaser’s name and Contract no. These shall be submitted on
Purchaser’s demand and shall specifically indicate Contractor’s quality requirements
from his Subcontractor(s).
7.1.4 Manufacturing shall not commence prior to general drawing approval by the
Purchaser.
7.1.5 Any Equipment non-conformance to drawings, specifications or other purchase order
requirements which are considered by the Contractor as “acceptable as is” or for
“repair”, shall be submitted to the Purchaser for "Approved to continue", with their
recommended dispositions. All such non-conformance’s shall be approved by the
Purchaser, shall be documented, and a copy of the approval shall accompany each
shipment.
8. TECHNICAL DOCUMENTATION
In addition to the above mention the following related documentation shall be
submitted to the purchaser:
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 14 OF 24
8.1 "As-Made” Drawing
The “as-made” drawings shall cover the works (under this Contract) as completed on
the site, incorporating all modifications carried out during manufacture or after testing
at the Contractor’s or Subcontractor’s and Manufacturer’s work and all modifications
carried out in the course of the installation and commissioning and testing of the
plant. In addition, each item of electrical equipment shall be provided with a
schematic drawing and a wiring drawing. The schematic drawing shall show the
connections in a schematic form to be used for checking the operation. The wiring
drawing shall show the individual components, approximately in their actual relative
positions, the electrical connections being shown exactly as wired at site. This will
be used to locate a particular component or connection in the actual equipment
Every connection shall be numbered and the number given for a particular connection
shall be the same on the schematic drawing, on the wiring drawing and as tagged on
equipment.
8.2 Instruction and Maintenance Book
The Contractor shall provide the Purchaser instruction books and drawings as may be
required for installing, operating and maintaining the Equipment. In case the
Purchaser rejects all or part of the instruction manuals or of the drawings, the
Contractor shall amend them to meet the Purchaser’s requirements.
The instruction manuals shall cover the commissioning, testing, operation and
maintenance of each individual part of the System. Special care shall be given to
completeness and clarity of presentation.
It is emphasized that a collection of standard pamphlets of a general nature,
unaccompanied by drawings and descriptive matter, relating to the System, as
installed, will not be acceptable.
In particular, information supplied by subcontractors and manufacturers employed by
the Contractor shall be coordinated into the comprehensive manual. Cross-references
in a descriptive matter, drawings and spare part lists shall be complete.
The manuals shall be in English/or Hebrew.
The instruction manuals shall describe the installation as a whole and shall give a
step-by-step procedure for any operation likely to be carried out during the life of the
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 15 OF 24
plant, including its erection, commissioning, testing, operation, maintenance,
dismantling, and repair.
Maintenance instructions shall include charts showing checking, testing and
replacement procedures to be carried out daily/weekly/monthly, or longer intervals, to
ensure trouble-free operation. A separate section of the manual shall be devoted to
each size and type of equipment and to each part of the system.
9. SPARE AND RENEWAL PARTS
9.1 The Contractor shall indicate in the Proposal the life duration of the Equipment as a
whole and the normal replacement cycle of the component part.
9.2 The Contractor shall propose detailed lists of spare parts, recommended for:
- Commissioning
- The first five (5) years of operation;
- Long term operation (30) years.
9.3 The lists shall include for each item
- Item designation;
- Type;
- Recommended possible manufacturers;
- Necessary catalogue data for separate order;
- If the supply is from stock or by manufacturing after order.
9.4 All spare-parts shall be functioning properly, new and unused in all cases.
9.5 The Contractor shall identify the materials and items which have critical effects of CP
System Reliability and items that require special maintenance treatments.
10. TECHNICAL REQUIREMENTS
The CP System will be used to catholically protect the New Offshore & Onshore
Pipelines, between Eshkol Power Station and the Offshore Fuel Terminal.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 16 OF 24
The system shall be designed to achieve a Protective potential of:
• (-800 ÷ -1050) mV, "Instant off", against standard reference electrode
Ag/AgCl, along all the offshore section of the pipelines.
• (-850 ÷ -1150) mV, "Instant off" against standard reference electrode
Cu/CuSO4 along all the onshore section of the pipelines
The maximum Current Density of the protective current shall be no more than
0.01 mA/m2.
The maximum positive potential change at any pipelines/structures resulting from
interference shall not exceed 20 mV.
The CP System shall keep the capability of current output for at least thirty (30) years.
The CP System shall include (but not be limited to) the following parts/components:
10.1 Anode/s bed
10.1.1 The anode ground bed shall supply a uniform current distribution, along all the
structure.
10.1.2 The anodes shall be designed for supplying the maximum design current for at least
thirty (30) years.
10.1.3 The anodes shall be impressed current anodes such as Mixed Metal Oxide (MMO) or
equal material with equal characteristics.
10.1.4 Each anode shall be installed with an individual lead wire cable. The cable shall be
long enough for connecting the cable directly to the test station without any other
connections.
10.1.5 Each anode shall have an adequate tool to enable current adjustment.
10.1.6 Each anode shall have an individual shunt for measuring individual anode current.
10.1.7 Potential gradient around the bed shall be with safety requirements with regard to
interference on foreign strictures.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 17 OF 24
10.2 Backfill (for anodes groundbed onshore installation)
10.2.1 The anodes backfill should be made of high conductivity carbon backfill or equal
backfill with equal characteristics.
10.2.2 The carbon backfill will be in such a manner as to enable maximum performance at
the ground bed.
10.2.3 The backfill shall be suitable to the selected anodes.
10.3 Cables
10.3.1 The cable supplied with each anode should be with proper mechanical and insulation
characteristic necessary in such installation.
10.3.2 The connection between the cable and the anode shall have mechanical strength and
insulation property.
10.3.3 The cable supplied with each anode shall be long enough for connecting the cable
directly to the test station without any other connections.
10.3.4 The cable insulation shall be made of HMWPF or equal material with equal
characteristics.
10.3.5 All the cables between the D.C. power supply to the anode groundbed and to the
pipelines connections at site and from the D.C. power supply to the electric room shall
be supplied and installed by the contractor.
10.3.6 Each wire of the anode and the pipelines connections at site shall be marked for
identification by the contractor.
10.4 Cable Conduits
10.4.1 The above and underground cables shall be inserted in suitable pipe conduits as
necessary for such industrial environmental conditions.
10.4.2 All necessary cable conduits shall be supplied, installed, tested and applied to function
by the Contractor.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 18 OF 24
10.5 Insulating Joints
10.5.1 Each pipeline should have two (2) insulating joints; one (1), above ground, nearby the
entrance/outage of the pipeline near the power station and one (1), underground, near
the shore line.
10.5.2 The insulating joint should be monolithic joint, one type for above ground installation,
and one type for underground installation.
10.6 Polarization cells
10.6.1 Over each insulating joint a solid state polarization cell should be installed.
10.6.2 The polarization cell parameter should be applicable to the location of installation and
the surrounding facilities.
10.6.3 The solid state polarization cell, which located outside of the power station site, shall
be installed in a way to protect against vandalism
10.7 Test Stations
10.7.1 Test stations shall be located along the costal part of the pipelines for monitoring the
cathodic protection performance at location such as:
- insulating joint;
- crossing or nearby adjacent pipeline;
- Adjacent underground metallic structure with CP system.
- Locations were interference is expected.
Test Station shall be provided at addition location if required.
10.7.2 Two cables shall be provided from the pipeline at any test station.
10.7.3 The Test Station should be suitable to the surrounding environment. The Test Station,
which located outside of the power station site, shall be installed in a way to protect
against vandalism.
10.7.4 The location of the test stations shall be marked with their connection schemes and
other relevant information on the "As Made Drawings".
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 19 OF 24
10.8 Support Components
The Contractor shall add to his specific design any support components, as necessary,
according to the environmental conditions
10.9 D.C. power supply unit
10.9.1 The Contractor will supply, install, connect and put into operation power supply
(adequate for indoor installation) including distribution cabinet (for outdoor
installation), all cables, wires, terminal boxes, fittings, lightning protection, earthing
connections, etc.
10.9.2 The power supply unit shall include two (2) main cabinets
- Power supply cabinet which will be placed indoor;
- Distribution cabinet which will be placed outdoor near the anodes groundbed.
10.9.3 The power supply unit shall meet the relevant international specification.
10.9.4 The delivered equipment will be current / voltage stabilized.
10.9.5 The power supply shall be 1 phase 230V or from 3 – phase network 400V with
neutral wire, while the frequency is 48-51 Hz and the maximal voltage deviation from
its average is +10% -15%.
10.9.6 The delivered equipment will be able to operate in any of the following modes:
a. Constant voltage
- The output D.C. voltage range shall be determined according to the system
requirements;
- The output D.C. voltage shall be continuously adjustable between 1V ÷ max required
voltage;
- The output D.C. voltage shall be maintained constant with precision of max 1% in the
whole range of D.C. output current and the input voltage deviation range.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 20 OF 24
b. Constant Current
- The output D.C. current shall be continuously adjustable between 0.01A ÷ max
required current;
- The output D.C. current shall be maintained constant with precision of max 1% in the
whole range of D.C. output voltage and the input voltage deviation range.
10.9.7 Power supply cabinet
The power shall include (but not be limited to) the following:
- A suitable digital voltmeter with a suitable voltage regulator which enables the
adjustment and monitoring of the D.C. output voltage;
- A suitable digital Ampermeter with a suitable current regulator which enables the
adjustment and monitoring of the D.C. output current;
- Current stabilized / voltage stabilized selector;
- Main A.C. input Automatic circuit breaker with contact trip (protection against over-
current);
- Main D.C. output automatic circuit breaker with contact trip (protection against over-
current in the output);
- Hour counter which enables counting of the power supply operation hours;
- Led / lamps: Red for – main circuit breaker is at “on” position
Green for - alarm
10.9.8 The following alarm parameter shall be provided:
- One of the Anodes does not supply current;
- Internal failure / trouble of the rectifier;
All the above alarms shall be combined into one local alarm which:
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 21 OF 24
- Light a green led which exist on the front panel of the power supply;
- Operate a remote alarm contact for 125 VDC – 0.1 Amps.
10.9.9 The power supply unit shall include appropriate devices to enable remote monitoring
of the current and voltage parameter and for general failure.
10.9.10 All the components should have a suitable labeling which should be approved by the
Purchaser.
10.9.11 The system shall be equipped with lightning protection in the following places:
- Anode output;
- Power supply input.
10.9.12 The power supply unit shall include a condensation preventing heater with a suitable
switch.
10.9.13 The system shall include built- in interrupter for the total output voltage / current
which enable to interrupt the total output voltage / current with a time interval of 0.1
sec ÷ 1 sec. the interrupter should be placed at the inner front side of the power
supply.
10.9.14 The internal power supply unit cables shall be free halogen as required at I.E.C.
Standard.
10.9.15 Mechanical requirements
- The delivered D.C. power supply shall have enclosure protection of IP-45, floor
mounted, entrance of the cables through gasket removable.
- The front of the power supply cabinet shall include door with transparent hardening
glass window (to withstand scrapes) which enables all the operational panel and/or
display to be seen.
- The cabinet cooling shall be natural cooling, the cooling, the cooling entree shall have
an adequate mean which will comply with the protection degree requirements.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 22 OF 24
- The contractor should get final approval for the dimension of the cabinets and for the
components location at the power supply cabinet and distribution cabinet.
10.9.16 Distribution cabinet
10.9.16.1 The distribution cabinet shall be provided for each anode groundbed to connect
anode cable to the DC positive supply cabling;
10.9.16.2 The distribution cabinet shall withstand outdoor installation and shall comply with
IP65 and shall keep their characters for at least thirty (30) years. The outdoor current
distribution part may have an enclosure protection of IP-65 with two ventilation vent
at each side;
10.9.16.3 The distribution cabinet shall be marked, according to the general design of the CP
System, permitting easy detection of the required connection;
10.9.16.4 The distribution cabinet shall have an external, marked grounding bolt;
10.9.16.5 For easy maintenance and repair, all the distribution cabinet shall be placed in easily
accessible places for the maintenance personnel;
10.9.16.6 Each distribution cabinet shall be delivered fully assembled, wired and tested, ready
to be applied to function, at the installation site;
10.9.16.7 The distribution cabinet shall include (but not be limited to) the following:
- Automatic circuit breaker for each anode to enable connecting and disconnecting to
from the power supply and for protection against anode short circuit;
- Suitable shunt;
- Adequate component to enable current adjustment for each anode;
- Suitable digital voltmeter with suitable selector switches which enable measuring
each anode output current.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 23 OF 24
10.10 General
10.10.1 This specification is for Impressed Current Cathodic Protection System for
protection of New Offshore & Onshore Pipelines, between Eshkol Power Station and
the Offshore Fuel Terminal.
10.10.2 The system shall be designed to achieve a Protective potential of:
- (-800 ÷ -1050) mV, "Instant off", against standard reference electrode Ag/AgCl, along
all the offshore section of the pipelines;
- (-850 ÷ -1150) mV, "Instant off" against standard reference electrode Cu/CuSO4,
along all the onshore section of the pipelines.
10.10.3 The CP System should supply uniform protective potential along all offshore and
onshore pipelines.
10.10.4 The maximum Current Density of the protective current shall be no more than
0.01 mA/m2.
10.10.5 Each design of the System shall comply with Purchaser’s requirements as with the
Standards and drawing specified in para. 6.
10.10.6 The design should consider nearby underground facilities including pipelines,
tanks, and other buried metal structures existing and planned at the site, with and
without cathodic protection system. The maximum positive potential change at
any pipelines/structures resulting from interference shall not exceed 20 mV.
10.10.7 The life expectancy of the CP System shall be designed to keep its protective
potential for a continuous operating period (24 hours) for a minimum of thirty (30)
years.
10.10.8 The CP System shall be built in such a way to enable easy required
measurements and maintenance.
11. WARRANTY
11.1 Materials and equipment shall be the best of their respective kinds, and shall be new
and unused in all cases and shall meet the performance and other requirements of the
Contract including the Specification.
Senior Vice President for
Planning, Development and Technology
Energy Resources & Technology Sector
Electrical R&D Laboratory
SPEC. NO
S.RL – 366 / 3.20
SUBJECT : IMPRESSED CURRENT CATHODIC
PROTECTION SYSTEM FOR NEW OFFSHORE &
ONSHORE PIPELINES BETWEEN ESHKOL POWER
STATION AND THE OFFSHORE FULE TERMINAL
1 ISSUE
1/09/2015 DATE
PAGE 24 OF 24
11.2 The Contractor warrants that the work will be of the best quality and satisfactory to
the Purchaser. The Contractor agrees promptly and at his own expenses to repair,
remedy or replace any part of the work which within the warranty time period proves
in any way defective as to design, material or workmanship or otherwise unsuitable
for the purposes contemplated by the Contract.
11.3 The Warranty period shall commence from the date of Final Acceptance by IEC and
shall run for a period of eighteen (18) months.
11.4 If the Contractor does not repair, remedy and/or replace any such work within
reasonable time after written notice by the Purchaser, the Purchaser may repair,
remedy and/or replace it at Contractor’s expenses without prejudice to any other
rights of the Purchaser.
11.5 The above warranties shall also apply to any replacement parts.