Pr. Diagram
1
500MW PRESSURE PARTS CIRCUIT DIAGRAM MECHANICAL ERECTION DEPARTMENT C R H FROM TURBINE R.H.Outlet header EL- 75.333 Mtr. RROH 78 Junction Header 78 20Nos 6 Nos 6Nos ECOH Header LTSH IH Maximum Continuous Rating 1625000 Kg/H. Pressure of Super Heated Steam 178 Kg./Sq.cm(G) Temperature of Super Heated Steam 540C C C PUMP Steam Flow at Reheater Outlet 1397400 Kg./H. Entry Pressure of Reheated Steam 44.00 Kg/Sq.cm(G) 30mEl Entry Temperature of Reheated Steam 338.5 0 C Exit Pressure of Reheated Steam 41.9 Kg/Sq.cm(G) Exit Temperature of Reheated Steam 540 0 C Feed Water Inlet Temperature 255.2 0 C Hydraulic Test Pressure at site 267 Ks/Sq.cm Legends : Steam Circuit Header placed Water Circuit Boiler Parameters (BMCR) Eco. Inlet Header S.H. S. C. Wall Headers (Lower) Eco. Lower Coils Eco. Middle Coils= 192 Nos Eco. Upper Coils L.T.S.H. Lower Coils= 130 Nos L.T.S.H.Upper Coils= 130Nos Screen Tube Header S.H.S.C.Wall Header(Side) L.T.S.H.Outlet header R.H.Outlet header R.H.Inlet Header Radient roof (Second pass) Radient roof (First pass) RearW WHanger Tube Header PlatenOutlet header PlatenInlet header S.H.Div.Panel Inlet/Outlet Header SideWWHeader (First pass) Radient Roof Inlet Header Front WW Header DRUM Water Wall Inlet Headers Suction Manifold REAR WATER WALL PANELS FRONT WATER WALL PANELS S.H.Divisional panelette S.H.Platen Coils REHEATER. Coils REHEATER Coils Downcomer Pipe Eco. Link Pipe ScreenTub e S.H.S.C.Front Wall S.H.S.C.Rear Wall M.S.Line To Turbine H.R.H Line To TG Eco /LTSH Hanger Tubes S.H.Inter. Headers Rear Arch Tube EL+10.675 m EL+45.628 m BURNERPANE L S H Divisional panellette Page 37 of 52
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Transcript of Pr. Diagram
500MW PRESSURE PARTS CIRCUIT DIAGRAMMECHANICAL ERECTION DEPARTMENT
C R H FROM TURBINE
R.H.Outlet header
EL- 75.333 Mtr.
RROH
78 Junction
Header
78
20Nos
6 Nos 6Nos ECOH Header LTSH IH
Maximum Continuous Rating 1625000 Kg/H.
Pressure of Super Heated Steam 178 Kg./Sq.cm(G)
Temperature of Super Heated Steam 540C
C C PUMP Steam Flow at Reheater Outlet 1397400 Kg./H.
Entry Pressure of Reheated Steam 44.00 Kg/Sq.cm(G)
30mEl Entry Temperature of Reheated Steam 338.50C
Exit Pressure of Reheated Steam 41.9 Kg/Sq.cm(G)
Exit Temperature of Reheated Steam 5400C
Feed Water Inlet Temperature 255.20C
Hydraulic Test Pressure at site 267 Ks/Sq.cm
Legends :
Steam Circuit Header placed
Water Circuit
Boiler Parameters (BMCR)
Eco. Inlet
Header
S.H. S. C. Wall Headers (Lower)
Eco. Lower Coils
Eco. Middle Coils= 192 Nos
Eco. Upper Coils
L.T.S.H. Lower Coils= 130 Nos
L.T.S.H.Upper Coils= 130Nos
Screen Tube
Header
S.H.S.C.Wall Header(Side)
L.T.S.H.Outlet headerR.H.Outlet
header
R.H.Inlet
Header
Radient roof (Second pass)Radient roof (First pass)
RearW WHanger
Tube Header
PlatenOutlet
header
PlatenInlet
header
S.H.Div.Panel Inlet/Outlet Header SideWWHeader
(First pass)
Radient Roof
Inlet Header
Front WW Header
DRUM
Water Wall Inlet Headers
Suction
Manifold
RE
AR
WA
TE
R W
ALL
PA
NE
LS
FR
ON
T W
ATE
R W
ALL
PA
NE
LS
S.H.Divisional panelette
S.H.Platen Coils
REHEATER. Coils
REHEATER
Coils
Dow
ncom
er
Pip
e
Eco. Link Pipe
ScreenTub e
S.H.S.C.Front Wall
S.H.S.C.Rear Wall
M.S.Line To Turbine
H.R.H Line To TG
Eco /LTSH Hanger Tubes
S.H.Inter. Headers
Rear
Arch
Tube
EL+10.675 m
EL+45.628 m
BU
RN
ER
PA
NE L
S H Divisional panellette
Page 37 of 52
