CN101334241A - Vacuum waste steam reclamation and utilization system - Google Patents
Vacuum waste steam reclamation and utilization system Download PDFInfo
- Publication number
- CN101334241A CN101334241A CNA2008101176301A CN200810117630A CN101334241A CN 101334241 A CN101334241 A CN 101334241A CN A2008101176301 A CNA2008101176301 A CN A2008101176301A CN 200810117630 A CN200810117630 A CN 200810117630A CN 101334241 A CN101334241 A CN 101334241A
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- jet
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- exhaust steam
- condensate pump
- vacuum waste
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Abstract
The invention relates to a vacuum dead steam recycling system, which comprises a dead steam recycling tank and a high efficiency jet pump, wherein a jet condensate pump and a water discharging condensate pump are arranged in the recycling tank, an outlet opening of the high efficiency jet pump is connected with an intake opening of the dead steam recycling tank, a jet intake opening is connected with an outlet pipe of the jet condensate pump, a sucking intake opening is used to connect the vacuum dead steam pipeline, the water intake pipe of the jet condensate pump and a water discharging condensate pump are both connected with the condensate water outlet opening of the dead steam recycling tank, and the water discharging opening of the water discharging condensate pump is connected with a heat releasing medium intake opening of the heat exchanging equipment. The system can recycle the vacuum dead steam under the working condition without influencing the vacuum equipment, thus can be used for recycling the dead steam of various vacuum equipments in the fields of the electric power, the petrifaction, the metallurgy and the light industry.
Description
Technical field
The present invention relates to a kind of vacuum waste steam reclamation recycling system, the exhaust steam that mainly can be used for various vacuum equipments such as electric power, petrochemical industry, metallurgy, chemical industry and light industry is recycled.
Background technology
Under the prior art, the vacuum waste steam reclamation of formation such as turbine sealing vapour discharges after adopting vavuum pump to extract out more, causes the waste of water resource and heat energy thus, thus be necessary to develop a kind of can be with the recovery system of its recycling.
Summary of the invention
For overcoming the above-mentioned defective of prior art, the invention provides a kind of vacuum waste steam reclamation recycling system, this system can recycle vacuum waste steam reclamation under the working condition that does not influence vacuum equipment.
The present invention realizes that the technical scheme of above-mentioned purpose is: a kind of vacuum waste steam reclamation recycling system, comprise exhaust steam recycling can and jet injector with high efficiency, described exhaust steam recycling can is provided with jet condensate pump and draining condensate pump, the jet exit of described jet injector with high efficiency connects the import of described exhaust steam recycling can, jet inlet connects the outlet pipe of described jet condensate pump, the suction inlet is used to connect the vacuum waste steam reclamation pipeline, the water inlet pipe of described jet condensate pump and draining condensate pump all is connected the condensate water outlet of described exhaust steam recycling can, and the outlet pipe of described draining condensate pump connects the heat release medium import of heat-exchange apparatus.
The invention has the beneficial effects as follows: by the aspiration vacuum effect of jet injector with high efficiency; with the ducted exhaust steam sucking-off of vacuum waste steam reclamation; guaranteed the vacuum of vacuum equipment thus; exhaust steam enters the jet that forms with hydraulic fluid behind the jet injector with high efficiency and mixes; and by jet exit inflow exhaust steam recycling can; rely on the pressure of jet injector with high efficiency in the exhaust steam recycling can, to form high pressure; exhaust steam under high pressure forms condensate water; and temperature raises; the condensate water that forms is extracted out by the jet condensate pump and the draining condensate pump of high pressure; wherein the condensate water of jet condensate pump extraction forms jet by the jet condensate pump; come back to the exhaust steam recycling can by jet injector with high efficiency; the heat release medium import that the condensate water that the draining condensate pump is extracted out enters heat-exchange apparatus; heat release in heat-exchange apparatus; heat energy is effectively utilized; the condensate water that flows out from heat-exchange apparatus can insert corresponding pipe network; condensate water is effectively utilized; realized recycling thus to water resource in the exhaust steam and heat energy; and material that needs heating and the pipe network that can adopt condensate water are just arranged owing to produce the place of these vacuum waste steam reclamations itself; the operability of the recycling of this water and heat energy is good; not only help environmental protection and protection of resources, but also can bring direct economic benefit for enterprise.
Description of drawings
Fig. 1 is the structural representation of native system.
The specific embodiment
Referring to Fig. 1, the invention provides a kind of vacuum waste steam reclamation recycling system, it comprises exhaust steam recycling can 17 and jet injector with high efficiency 5, described exhaust steam recycling can is provided with jet condensate pump 15 and draining condensate pump 14, the jet exit pipeline 7 of described jet injector with high efficiency connects the import of described exhaust steam recycling can, jet inlet connects the outlet pipe 2 of described jet condensate pump, the suction inlet is used to connect vacuum waste steam reclamation pipeline 3,4, the water inlet pipe of described jet condensate pump and draining condensate pump all is connected the condensate water outlet 16 of described exhaust steam recycling can, and the outlet pipe of described draining condensate pump connects the heat release medium import of heat-exchange apparatus.
Described jet injector with high efficiency can be provided with the suction inlet of several same or different vacuums, so that connect a plurality of different vacuum waste steam reclamation pipelines, often need different vacuum owing to produce the distinct device 1 of vacuum waste steam reclamation, can satisfy the job requirement of different vacuum equipments by the suction inlet that different vacuums are set simultaneously.
When jet injector with high efficiency adopts various forms of Venturi tubes or similar devices, the suction inlet of different vacuums can be set on different axial locations, utilize the different vacuum of different suction forces generations on the axial diverse location.
In case of necessity, can adopt the jet injector with high efficiency of a plurality of different vacuums to aspirate the vacuum waste steam reclamation of distinct device respectively and send into the exhaust steam recycling can, the jet exit pipeline of each jet injector with high efficiency all is connected in described exhaust steam recycling can.In this case, should consider the jet pressure of each jet injector with high efficiency output, make it with the exhaust steam recycling can in pressure adapt, guarantee that each jet injector with high efficiency all can successfully send into jet the exhaust steam recycling can.
Can be provided with valve on the described vacuum waste steam reclamation pipeline, so that control.
The import of described exhaust steam recycling can be arranged on the top of its tank body, makes jet enter behind the tank body stream from the top down.The import of described exhaust steam recycling can also can be arranged on the side of tank body.
Described exhaust steam recycling can be provided with safety valve 19 and air bleeding valve 8, and described safety valve and air bleeding valve are connected the top of described exhaust steam recycling can respectively by pipeline.The gas that can not form condensate water regularly can be discharged by air bleeding valve, in order to avoid take space in the tank body too much, described safety valve can be in the tank body internal pressure above releasing pressure automatically after the certain limit.
May have condensate water, steam and incoagulable gas simultaneously in the described exhaust steam recycling can, steam and condensate water form dynamic equilibrium under certain pressure and condensate water discharge capacity.
The condensate water outlet of described exhaust steam recycling can is arranged on the bottom of exhaust steam recycling can usually, what guarantee thus to export out from these all is condensate water, and described jet condensate pump and described draining condensate pump require according to the jet pressure of jet injector with high efficiency and the pressure of drainage system (comprise heat-exchange apparatus and accept the condensate liquid pipe network of condensate water) requires to select pump pressure.
Described jet condensate pump and draining condensate pump all can be arranged to two pumps parallel with one another of the using and the reserved, also can require to select other compound modes according to flow and pressure.
A plurality of heat exchangers 13 that described heat-exchange apparatus can be connected mutually, a plurality of heat exchangers perhaps parallel with one another, that adopts perhaps that series connection is connected with hybrid mode in parallel is no less than three heat exchanger, and the condensing water temperature behind over-heat-exchanger should satisfy the temperature requirement of condensate liquid pipe network.
The heat medium outlet of described heat-exchange apparatus inserts the water inlet 12 of condensate liquid pipe network, can accept and utilize condensate water.Because the dissolved oxygen, soluble-salt and other impurity that contain in the condensate water are few, the quality height, therefore under many occasions, can directly sneak in desalted water or the deaerated water and use, therefore can save the processing cost of corresponding condensate liquid pipe network supplementing water, for the user brings high economic benefit.
The heat medium outlet of described heat-exchange apparatus can also connect the jet inlet of described jet injector with high efficiency by pipeline, so that increase the condensate water capacity of returns of exhaust steam recycling can when needed.
The import of described exhaust steam recycling can also be connected with the moisturizing pipeline with described high-efficiency jet parallel connection of pumps, and described moisturizing pipeline connects the outlet 10 of condensate liquid pipe network, so that obtain the water source from the condensate liquid pipe network.Usually need be when the exhaust steam recycling can starts by the water filling in the exhaust steam recycling can of moisturizing pipeline, so that form certain water yield in tank body, the jet condensate pump could be worked then.
Can be provided with the draining pneumatic cut-off valve, 11 dischargings on the pipeline of described heat-exchange apparatus outlet connection condensate liquid pipe network with the control condensate water.
Can be provided with moisturizing pneumatic cut-off valve 6 on the described moisturizing pipeline, with the control moisturizing.
Described exhaust steam recycling can be provided with the sensing device 18 that is used to gather its water level signal, the signal output of described sensing device can be by control device 9 of connections such as circuit, described control device is according to default program or the work of control parameter, the output of its control signal can connect described draining pneumatic cut-off valve and described moisturizing pneumatic cut-off valve respectively by circuit etc., so that draining and moisturizing are controlled according to the water level in the exhaust steam recycling can, make the water level in the exhaust steam recycling can maintain within certain scope its these sensing devices, control device and can adopt prior art to the control mode of each pneumatic cut-off valve.
Claims (10)
1. vacuum waste steam reclamation recycling system, it is characterized in that comprising exhaust steam recycling can and jet injector with high efficiency, described exhaust steam recycling can is provided with jet condensate pump and draining condensate pump, the jet exit pipeline of described jet injector with high efficiency connects the import of described exhaust steam recycling can, jet inlet connects the outlet pipe of described jet condensate pump, the suction inlet is used to connect the vacuum waste steam reclamation pipeline, the water inlet pipe of described jet condensate pump and draining condensate pump all is connected the condensate water outlet of described exhaust steam recycling can, and the outlet pipe of described draining condensate pump connects the heat release medium import of heat-exchange apparatus.
2. vacuum waste steam reclamation recycling system as claimed in claim 1 is characterized in that described jet injector with high efficiency is provided with the suction inlet of several same or different vacuums.
3. vacuum waste steam reclamation recycling system as claimed in claim 2 is characterized in that the suction inlet of described different vacuums is arranged on the axial diverse location of described jet injector with high efficiency.
4. vacuum waste steam reclamation recycling system as claimed in claim 3 is characterized in that described exhaust steam recycling can is provided with safety valve and air bleeding valve, and described safety valve and air bleeding valve are connected the top of described exhaust steam recycling can respectively by pipeline.
5. vacuum waste steam reclamation recycling system as claimed in claim 4 is characterized in that the condensate water outlet of described exhaust steam recycling can is arranged on the bottom of exhaust steam recycling can, and described jet condensate pump and draining condensate pump are two pumps parallel with one another of the using and the reserved.
6. as claim 1,2,3,4 or 5 described vacuum waste steam reclamation recycling systems, it is characterized in that the import of described exhaust steam recycling can is arranged on the top of its tank body.
7. vacuum waste steam reclamation recycling system as claimed in claim 6 is characterized in that the heat medium outlet of described heat-exchange apparatus inserts the water inlet of condensate liquid pipe network.
8. vacuum waste steam reclamation recycling system as claimed in claim 7 is characterized in that the heat medium outlet of described heat-exchange apparatus also connects the jet inlet of described jet injector with high efficiency by pipeline.
9. vacuum waste steam reclamation recycling system as claimed in claim 8, the import that it is characterized in that described exhaust steam recycling can also is connected with the moisturizing pipeline with described high-efficiency jet parallel connection of pumps, and described moisturizing pipeline connects the condensate liquid pipe network.
10. vacuum waste steam reclamation recycling system as claimed in claim 9, it is characterized in that the pipeline that described heat-exchange apparatus outlet connects the condensate liquid pipe network is provided with the draining pneumatic cut-off valve, described moisturizing pipeline is provided with the moisturizing pneumatic cut-off valve, described exhaust steam recycling can is provided with the sensing device that is used to gather its water level signal, the signal output of described sensing device connects a control device, and the control signal output of described control device connects described draining pneumatic cut-off valve and described moisturizing pneumatic cut-off valve respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101176301A CN101334241A (en) | 2008-08-01 | 2008-08-01 | Vacuum waste steam reclamation and utilization system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101176301A CN101334241A (en) | 2008-08-01 | 2008-08-01 | Vacuum waste steam reclamation and utilization system |
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| Publication Number | Publication Date |
|---|---|
| CN101334241A true CN101334241A (en) | 2008-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNA2008101176301A Pending CN101334241A (en) | 2008-08-01 | 2008-08-01 | Vacuum waste steam reclamation and utilization system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101886850A (en) * | 2010-07-19 | 2010-11-17 | 李树生 | Low-temperature steam exhaust recovery device |
| CN102108886A (en) * | 2011-01-21 | 2011-06-29 | 李树生 | Vacuum steam heating and pressurizing recycling device for steam turbine |
| CN102146813A (en) * | 2011-03-16 | 2011-08-10 | 李树生 | Waste steam heating, pressurizing and recycling system |
| CN102162377A (en) * | 2011-03-16 | 2011-08-24 | 李树生 | System for reclaiming vacuum steam after temperature rise and pressure rise of steam turbine |
| CN101644176B (en) * | 2009-05-31 | 2013-02-13 | 北京凝汽动力技术有限公司 | Vacuum steam recovery device for steam turbine |
| CN104314630A (en) * | 2014-10-27 | 2015-01-28 | 浙江美欣达印染集团股份有限公司 | Low-pressure steam generator for printing and dyeing shop |
-
2008
- 2008-08-01 CN CNA2008101176301A patent/CN101334241A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101644176B (en) * | 2009-05-31 | 2013-02-13 | 北京凝汽动力技术有限公司 | Vacuum steam recovery device for steam turbine |
| CN101886850A (en) * | 2010-07-19 | 2010-11-17 | 李树生 | Low-temperature steam exhaust recovery device |
| CN102108886A (en) * | 2011-01-21 | 2011-06-29 | 李树生 | Vacuum steam heating and pressurizing recycling device for steam turbine |
| CN102146813A (en) * | 2011-03-16 | 2011-08-10 | 李树生 | Waste steam heating, pressurizing and recycling system |
| CN102162377A (en) * | 2011-03-16 | 2011-08-24 | 李树生 | System for reclaiming vacuum steam after temperature rise and pressure rise of steam turbine |
| CN102162377B (en) * | 2011-03-16 | 2013-11-06 | 李树生 | System for reclaiming vacuum steam after temperature rise and pressure rise of steam turbine |
| CN102146813B (en) * | 2011-03-16 | 2013-11-06 | 李树生 | Waste steam heating, pressurizing and recycling system |
| CN104314630A (en) * | 2014-10-27 | 2015-01-28 | 浙江美欣达印染集团股份有限公司 | Low-pressure steam generator for printing and dyeing shop |
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Open date: 20081231 |