Krzysztof Śliwa 26 August, 2015. Krzysztof Śliwa 26 August, 2015  Tests done between 7th to 25th of August 2015  Circulation in by-pass over the manifold.

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Presentation transcript:

Krzysztof Śliwa 26 August, 2015

Krzysztof Śliwa 26 August, 2015  Tests done between 7th to 25th of August 2015  Circulation in by-pass over the manifold dummy-loads  Power ranges tested: › 7.5 kW x 2 in back-up mode (one plant serving two manifolds) › 6.25 kW x 2 in back-up mode (one plant serving two manifolds) › 5 kW x 2 in back-up mode (one plant serving two manifolds)  Temperature range tested (nominal = -20 °C): › -25 °C depending on load conditions › +15 °C

Krzysztof Śliwa 26 August, 2015

Krzysztof Śliwa 26 August, 2015  Circulate in sector -15 (Bpix loop 1049, 1050, 1051, 1052) at -20 °C, -25 °C,-30 °C and -35 °C

Krzysztof Śliwa 26 August, 2015

Krzysztof Śliwa 26 August, 2015  7.5 kW x 2 in back-up mode (one plant serving two manifolds)  6.25 kW x 2 in back-up mode (one plant serving two manifolds)  5 kW x 2 in back-up mode (one plant serving two manifolds)

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. after the pump temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum.

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. after the pump temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum.

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. after the pump temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum.

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. after the pump temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum.

Krzysztof Śliwa 26 August, temp. supply manifold temp. return manifold temp. after the pump temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum. B F

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. after the pump temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum.

Krzysztof Śliwa 26 August, 2015  In all back-up mode: › Liquid balance in the accumulator is needed. Together with Maciej discovered this problem on Bpix back-up mode with 2x6.25 kw

Krzysztof Śliwa 26 August, 2015  Bpix and Fpix at the same time (normal operation)  Bpix back-up mode  Fpix back-up mode

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum. temp. after the pump

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum. temp. after the pump

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum. temp. after the pump

Krzysztof Śliwa 26 August, 2015  Different max load between Bpix back-up mode (8 kW on the dummy load) and Fpix back-up mode (8.5 kW on the dummy load)

Krzysztof Śliwa 26 August, 2015  Bpix with 7.5 kW at +15 °C  Fpix with 7.5 kW at +15 °C  Bpix and Fpix at the same time (normal operation) with 7.5 kW at +15 °C

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum. temp. after the pump

Krzysztof Śliwa 26 August, F B temp. return manifold temp. supply manifold temp. after the pump temp. before the pump subcooling pump speed

Krzysztof Śliwa 26 August, 2015

Krzysztof Śliwa 26 August, F B temp. supply manifold temp. return manifold temp. before the pump load on first heater load on second heater subcooling saturat. temp in accum. temp. after the pump

Krzysztof Śliwa 26 August, F B temp. return manifold temp. supply manifold temp. after the pump temp. before the pump subcooling pump speed

Krzysztof Śliwa 26 August, 2015

Krzysztof Śliwa 26 August, F B

Krzysztof Śliwa 26 August, 2015

Krzysztof Śliwa 26 August, 2015

Krzysztof Śliwa 26 August, 2015  Temperature test at +15°C: › I couldn’t reach 7,5 kW on dummy load › Different flow between Bpix and Fpix. At beginning of tests different value of stroke in normal operations: Bpix (70.1) and Fpix (69.6).

Krzysztof Śliwa 26 August, 2015

Krzysztof Śliwa 26 August, 2015  First test: I connected Helium bottle to safety valve  Second test: I connected CO 2 bottle to safety valve

Krzysztof Śliwa 26 August, 2015 Start Finish Pressure at the valve 70 bar Pressure inside the bottle almost 200 bar

Krzysztof Śliwa 26 August, 2015 Finish Start Pressure at the valve 60 bar Pressure inside the bottle 60 bar

Krzysztof Śliwa 26 August, 2015 Date: 13/08/2015 Drop of oil

Krzysztof Śliwa 26 August, 2015 Date: 17/08/2015 Drop of oil

Krzysztof Śliwa 26 August, 2015 Date: 20/08/2015 Date: 24/08/2015

Krzysztof Śliwa 26 August, 2015  Tests at +15°C: › Bpix in back-up mode with 2x7.5 kW › Fpix in back-up mode with 2x7.5 kW  Circulation test in sector +14

Krzysztof Śliwa 26 August, 2015