DEVICE AND METHOD FOR CONTROLLING SUPPLY OF WATER MIST TO GAS TURBINE COMPRESSOR
PROBLEM TO BE SOLVED: To provide a device for humidifying air supplied to a compressor, by using a measured value of condition of air/water upstream and an already known air flow rate passing through a turbine. SOLUTION: For increasing an output from a gas turbine, water drop mist is blown into air...
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creator | TREWIN RICHARD ROBERT |
description | PROBLEM TO BE SOLVED: To provide a device for humidifying air supplied to a compressor, by using a measured value of condition of air/water upstream and an already known air flow rate passing through a turbine. SOLUTION: For increasing an output from a gas turbine, water drop mist is blown into air upstream a gas turbine compressor inlet. Water has action lowering down a dry bulb temperature of air advancing into the compressor inlet. For supplying a water amount suited for the atmospheric condition expected, a plurality of pumps of different capacity are provided to supply water over a wide range of a water flow rate. A control device for the pump avoids the use of a preset temperature relating to inlet air obtained from a measured value taken downstream of water injection. When desired relative humidity of air advancing into a compressor is input by an operator, the control device determines a suitable water flow rate by using the following measurements, that is, a flow rate of dry air to the compressor, a flow rate of inlet water, a dew point temperature of inlet air, a dry bulb temperature of inlet air, and a temperature of inlet water. |
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SOLUTION: For increasing an output from a gas turbine, water drop mist is blown into air upstream a gas turbine compressor inlet. Water has action lowering down a dry bulb temperature of air advancing into the compressor inlet. For supplying a water amount suited for the atmospheric condition expected, a plurality of pumps of different capacity are provided to supply water over a wide range of a water flow rate. A control device for the pump avoids the use of a preset temperature relating to inlet air obtained from a measured value taken downstream of water injection. When desired relative humidity of air advancing into a compressor is input by an operator, the control device determines a suitable water flow rate by using the following measurements, that is, a flow rate of dry air to the compressor, a flow rate of inlet water, a dew point temperature of inlet air, a dry bulb temperature of inlet air, and a temperature of inlet water.</description><edition>7</edition><language>eng</language><subject>AIR INTAKES FOR JET-PROPULSION PLANTS ; BLASTING ; COMBUSTION ENGINES ; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS ; ENGINE PLANTS IN GENERAL ; ENGINE PLANTS NOT OTHERWISE PROVIDED FOR ; ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES ; GAS-TURBINE PLANTS ; HEATING ; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS ; JET-PROPULSION PLANTS ; LIGHTING ; MACHINES OR ENGINES IN GENERAL ; MECHANICAL ENGINEERING ; STEAM ACCUMULATORS ; STEAM ENGINE PLANTS ; STEAM ENGINES ; WEAPONS</subject><creationdate>2002</creationdate><oa>free_for_read</oa><woscitedreferencessubscribed>false</woscitedreferencessubscribed></display><links><openurl>$$Topenurl_article</openurl><openurlfulltext>$$Topenurlfull_article</openurlfulltext><thumbnail>$$Tsyndetics_thumb_exl</thumbnail><linktohtml>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20020719&DB=EPODOC&CC=JP&NR=2002201958A$$EHTML$$P50$$Gepo$$Hfree_for_read</linktohtml><link.rule.ids>230,308,780,885,25564,76547</link.rule.ids><linktorsrc>$$Uhttps://worldwide.espacenet.com/publicationDetails/biblio?FT=D&date=20020719&DB=EPODOC&CC=JP&NR=2002201958A$$EView_record_in_European_Patent_Office$$FView_record_in_$$GEuropean_Patent_Office$$Hfree_for_read</linktorsrc></links><search><creatorcontrib>TREWIN RICHARD ROBERT</creatorcontrib><title>DEVICE AND METHOD FOR CONTROLLING SUPPLY OF WATER MIST TO GAS TURBINE COMPRESSOR</title><description>PROBLEM TO BE SOLVED: To provide a device for humidifying air supplied to a compressor, by using a measured value of condition of air/water upstream and an already known air flow rate passing through a turbine. SOLUTION: For increasing an output from a gas turbine, water drop mist is blown into air upstream a gas turbine compressor inlet. Water has action lowering down a dry bulb temperature of air advancing into the compressor inlet. For supplying a water amount suited for the atmospheric condition expected, a plurality of pumps of different capacity are provided to supply water over a wide range of a water flow rate. A control device for the pump avoids the use of a preset temperature relating to inlet air obtained from a measured value taken downstream of water injection. When desired relative humidity of air advancing into a compressor is input by an operator, the control device determines a suitable water flow rate by using the following measurements, that is, a flow rate of dry air to the compressor, a flow rate of inlet water, a dew point temperature of inlet air, a dry bulb temperature of inlet air, and a temperature of inlet water.</description><subject>AIR INTAKES FOR JET-PROPULSION PLANTS</subject><subject>BLASTING</subject><subject>COMBUSTION ENGINES</subject><subject>CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS</subject><subject>ENGINE PLANTS IN GENERAL</subject><subject>ENGINE PLANTS NOT OTHERWISE PROVIDED FOR</subject><subject>ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES</subject><subject>GAS-TURBINE PLANTS</subject><subject>HEATING</subject><subject>HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS</subject><subject>JET-PROPULSION PLANTS</subject><subject>LIGHTING</subject><subject>MACHINES OR ENGINES IN GENERAL</subject><subject>MECHANICAL ENGINEERING</subject><subject>STEAM ACCUMULATORS</subject><subject>STEAM ENGINE PLANTS</subject><subject>STEAM ENGINES</subject><subject>WEAPONS</subject><fulltext>true</fulltext><rsrctype>patent</rsrctype><creationdate>2002</creationdate><recordtype>patent</recordtype><sourceid>EVB</sourceid><recordid>eNqNyrEKwjAQANAuDqL-w-Eu1Ihgx5he2kibC5er4lSKxEm0UP8fHfwAp7e8eRZKPDuDoH0JLUpNJVhiMOSFqWmcryB2ITRXIAsXLcjQuiggBJWOIB0fncfvbwNjjMTLbHYfHlNa_Vxka4ti6k0aX32axuGWnundn4LKc6XybbE_6N1f6QPI5C-B</recordid><startdate>20020719</startdate><enddate>20020719</enddate><creator>TREWIN RICHARD ROBERT</creator><scope>EVB</scope></search><sort><creationdate>20020719</creationdate><title>DEVICE AND METHOD FOR CONTROLLING SUPPLY OF WATER MIST TO GAS TURBINE COMPRESSOR</title><author>TREWIN RICHARD ROBERT</author></sort><facets><frbrtype>5</frbrtype><frbrgroupid>cdi_FETCH-epo_espacenet_JP2002201958A3</frbrgroupid><rsrctype>patents</rsrctype><prefilter>patents</prefilter><language>eng</language><creationdate>2002</creationdate><topic>AIR INTAKES FOR JET-PROPULSION PLANTS</topic><topic>BLASTING</topic><topic>COMBUSTION ENGINES</topic><topic>CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS</topic><topic>ENGINE PLANTS IN GENERAL</topic><topic>ENGINE PLANTS NOT OTHERWISE PROVIDED FOR</topic><topic>ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES</topic><topic>GAS-TURBINE PLANTS</topic><topic>HEATING</topic><topic>HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS</topic><topic>JET-PROPULSION PLANTS</topic><topic>LIGHTING</topic><topic>MACHINES OR ENGINES IN GENERAL</topic><topic>MECHANICAL ENGINEERING</topic><topic>STEAM ACCUMULATORS</topic><topic>STEAM ENGINE PLANTS</topic><topic>STEAM ENGINES</topic><topic>WEAPONS</topic><toplevel>online_resources</toplevel><creatorcontrib>TREWIN RICHARD ROBERT</creatorcontrib><collection>esp@cenet</collection></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>TREWIN RICHARD ROBERT</au><format>patent</format><genre>patent</genre><ristype>GEN</ristype><title>DEVICE AND METHOD FOR CONTROLLING SUPPLY OF WATER MIST TO GAS TURBINE COMPRESSOR</title><date>2002-07-19</date><risdate>2002</risdate><abstract>PROBLEM TO BE SOLVED: To provide a device for humidifying air supplied to a compressor, by using a measured value of condition of air/water upstream and an already known air flow rate passing through a turbine. SOLUTION: For increasing an output from a gas turbine, water drop mist is blown into air upstream a gas turbine compressor inlet. Water has action lowering down a dry bulb temperature of air advancing into the compressor inlet. For supplying a water amount suited for the atmospheric condition expected, a plurality of pumps of different capacity are provided to supply water over a wide range of a water flow rate. A control device for the pump avoids the use of a preset temperature relating to inlet air obtained from a measured value taken downstream of water injection. When desired relative humidity of air advancing into a compressor is input by an operator, the control device determines a suitable water flow rate by using the following measurements, that is, a flow rate of dry air to the compressor, a flow rate of inlet water, a dew point temperature of inlet air, a dry bulb temperature of inlet air, and a temperature of inlet water.</abstract><edition>7</edition><oa>free_for_read</oa></addata></record> |
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subjects | AIR INTAKES FOR JET-PROPULSION PLANTS BLASTING COMBUSTION ENGINES CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS ENGINE PLANTS IN GENERAL ENGINE PLANTS NOT OTHERWISE PROVIDED FOR ENGINES USING SPECIAL WORKING FLUIDS OR CYCLES GAS-TURBINE PLANTS HEATING HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS JET-PROPULSION PLANTS LIGHTING MACHINES OR ENGINES IN GENERAL MECHANICAL ENGINEERING STEAM ACCUMULATORS STEAM ENGINE PLANTS STEAM ENGINES WEAPONS |
title | DEVICE AND METHOD FOR CONTROLLING SUPPLY OF WATER MIST TO GAS TURBINE COMPRESSOR |
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