Clearly if a boiler is operating over a wide temperature/pressure range, such as when boilers are on night set-back, or even a boiler with a wide burner control band, then compensation is required, since conductivity is the controlling factor. The benefits of automatic TDS control. The labour-saving advantages of automation.
Get a QuoteCarboxylate polymers for internal scale control agents . 1984-7-3 · A method of treating hardness present in boiler waters which are in contact with heat transfer surfaces to prevent and remove scale caused by such hardness which comprises treating such waters with a water-soluble anionic vinyl polymer containing at least 30% by weight of carboxylate functionality with said polymer having a
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Get a Quote1987-3-31 · An automatic control system for a thermal power plant comprises a master controller controlling a turbine in response to an externally applied load command signal, and producing a boiler input command signal by correcting the load command signal on the basis of the detected pressure of main steam generated from a boiler, and a water/steam process controller, a fuel process controller, a
Get a Quote1987-3-31 · An automatic control system for a thermal power plant comprises a master controller controlling a turbine in response to an externally applied load command signal, and producing a boiler input command signal by correcting the load command signal on the basis of the detected pressure of main steam generated from a boiler, and a water/steam process controller, a fuel process controller, a
Get a Quote1980-10-7 · An automatic control is provided for fast restarts of a hot power plant. Boiler fuel demand is increased to reach a target load based on measured turbine metal temperature and throttle pressure. Fine tuning of the fuel demand is performed to achieve an …
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Get a Quote2012-1-16 · decreases. Also called "reset control". Control agent: The medium in which the manipulated variable exists. In a steam heating system, the control agent is the steam and the manipulated variable is the flow of the steam. Control point: The actual value of …
Get a QuoteAdvantages of Pressure Independent Control Valves. 2017-2-14 · Pressure independent control valves are an automatic temperature control valve returning to the boiler will not allow the boiler to condense. When this happens, the boiler This, in addition to no system balancing and re-balancing, saves installation costs.
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