Experimental Test Matrix decision

Independent Variables: Hot water inlet Temperature (Th,i )Cold water inlet Temperature (Tc,I )Cold water flow rate flow rate ( mc) Hot water flow rate flow rate (mh)

Parameters:Hot water outlet Temperature (Th,o)Cold water outlet Temperature (Tc,o)Pressure drop on col side (Ph)Pressure drop on hot side (Pc)

Dependent Variables: Heat removed from the hot water (Qh)Heat removed from the cold water (QC)Overall heat transfer coefficient (U)LMTDEffectiveness ()Pumping power (Ppump )performance index ()

Experiment Matrix: No. heaters = 4For Th,I = 600c , 3 Heaters switched on for 7 mins

Tc,i20-25 0c20-25 0c20-25 0c

Th,i60-63 0c70-73 0c80-83 0c

Mh3 lpm3.5 lpm4.0 lpm

Th,oTc,oPhPcTh,oTc,oPhPcTh,oTc,oPhPc

Mc

3 lpm

3.5 lpm

4.0 lpm

DAMPER MODIFICATIONS (1)SPRINGZEN (1)SUSPENSION MOUNTS

(4)BRAKE MOUNTSFront Single Suspension UnitBRAKE ROTOR

BRAKE CALLIPERTYRE( 1 )

BUSHING(4)BOLTS( 2 )BUSHING(4)A ARMS(2)BALL JOINTS (2)Knuckle(1)

BEARING(1)HUB(1)BOLTS( 4 )TYRE

Welding

PipesCutting

Design Layout

Bending

SPRINGOMNI (1)

Rear Single Suspension Unit

SUSPENSION MOUNTS

(4)Block WeldingModifying& Welding

DAMPER MODIFICATIONS (1)BRAKE MOUNTS

TYRE( 1 )BRAKE ROTOR & CALLIPERBending

BUSHING(4)BOLTS( 2 )BUSHING(4)A ARMS(2)BALL JOINTS (2)Knuckle(1)

Spacers(1)BEARING(1)0HUB(1)BOLTS( 4 )

Welding

Welding Machining of cylinders (4)Machining of plates (2)

Cutting

PipesDesign Layout

To be procured

To be manufactured

To be modified