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Plate Heat Exchanger Flow Arrangement: Series, Parallel and Multi-pass
Series, parallel and multi-pass arrangements change the temperature difference, pressure drop and flow distribution of a plate heat exchanger. How to choose.
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Fouling Allowance in Plate Heat Exchanger Design: Sizing the Margin
How to set the fouling allowance in plate heat exchanger design: typical resistances by fluid, why plate units are sensitive, and when more plates backfire.
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Close Temperature Approach in Plate Heat Exchangers: How Close Is Practical?
The approach temperature decides the size, cost and behaviour of a plate heat exchanger. What it is, how close you can practically go, and what breaks below 2 C.
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District Heating Substations: Sizing Plate Heat Exchangers for Seasonal Load
How to size a district heating substation plate heat exchanger for the winter peak and the summer DHW duty: approach temperature, velocity and arrangement.
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Commissioning a Plate Heat Exchanger: A Field Checklist
A field checklist for commissioning a gasketed plate heat exchanger: pre-closure checks, torque sequence, flushing, pressure testing, clean baseline.
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Plate Heat Exchanger Gasket Selection: Matching Elastomer to Duty
The elastomer, not the plate, usually sets the temperature limit. NBR, EPDM, HNBR, FKM and PTFE compared by duty, with a practical selection sequence.
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