CN102817658B - Gypsum board production line moisture air low-temperature power generating technology - Google Patents
Gypsum board production line moisture air low-temperature power generating technology Download PDFInfo
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- CN102817658B CN102817658B CN201210355839.8A CN201210355839A CN102817658B CN 102817658 B CN102817658 B CN 102817658B CN 201210355839 A CN201210355839 A CN 201210355839A CN 102817658 B CN102817658 B CN 102817658B
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Abstract
The invention discloses a gypsum board production line moisture air low-temperature power generating process. A low-boiling-point heat exchange working medium and water way bidirectional circulating technology is adopted. High-temperature moisture air changes into high-temperature hot water after passing through an exhaust heat recycling device; high-temperature hot water exchanges heat with a heat exchange working medium in an evaporator, and the heat exchange working medium is changed into gas state from liquid state, a low-level steam turbine power generating set is realized to generate electricity; after electricity is generated, the heat exchange working medium enters a condenser and changes into the liquid state through cooling; through the recycling and utilization by a recycling device, low-temperature water obtained through heat exchanging in the evaporator enters the condenser and acts as the cooling water of a gas state heat exchange working medium, and then enters the exhaust heat recycling device for recycling; the energy of the high-temperature moisture air is utilized during the whole process, the exhaust heat is converted into electricity energy, and the moisture air is converted into water for recycling and utilization; the gas and liquid conversion of the heat exchange working medium through the heat absorption and heat discharge of water, the power generating machine set is realized to generate electricity; the energy is saved, and the environment is protected; the production cost is lowered; and the economic benefit of enterprises is improved.
Description
Technical field
The present invention relates to gypsum board production line low-temperature heat energy reuse technology field, specifically a kind of gypsum board production line is containing wet air low-temperature electricity-generating technique.
Background technique
Produce a large amount of containing wet air after the drying of gypsum board production line, comprising steam gasification latent heat after water evaporates in hot blast waste heat after gypsum board drying and plate, bulk temperature scope is 120-150 DEG C.Domestic existing processing mode is generally that it is directly entered air, even if there is the precedent adopting the energy recovery such as heat pipe, but there is the low shortcoming of heat recovery efficiency, therefore causes the waste of mass energy.
Summary of the invention
For solving the technical problem of above-mentioned existence, the invention provides a kind of gypsum board production line containing wet air low-temperature electricity-generating technique, that gypsum board drying is discharged afterwards changes into high-temperature water containing the heat energy in wet air in waste heat recovering device, low boiling heat-exchange working medium absorbs heat energy and becomes the gas with certain pressure mutually, lead-screw expansion power generator generates electricity, realize thermal energy and become electric energy, condenser heat rejection is entered after heat-exchange working medium generating, again recycle after liquefy, high-temperature water converts condensed water to carry out water circulation thus absorbs containing the heat in wet air, enter the cogeneration cyclic process of next round, thus the two-way realizing heat-exchange working medium and water recycles, energy-conserving and environment-protective.
For achieving the above object, the technical solution used in the present invention is as follows:
A kind of gypsum board production line is containing wet air low-temperature electricity-generating technique, include the heat-exchange working medium circulation loop by electric control system connection control and water circulation pipe, described heat-exchange working medium circulation loop is by vaporizer, screw expansion generator, cooler, storage tank and working medium pump connect to form closed loop in turn, described water-circulating pipe route waste heat recovering device, vaporizer, recycle pump II, cooler and recycle pump I connect to form closed loop in turn, by gypsum board production line dryer hydrofuge air input waste heat recovering device, generate temperature be greater than the high-temperature-hot-water of 90 degree and enter vaporizer, low boiling heat-exchange working medium is provided with in described vaporizer, low boiling heat-exchange working medium becomes gaseous state after absorbing, when temperature reaches 70 degree, Working medium gas pressure reaches 1.0-1.5 MPa, lead-screw expansion power generator generates electricity, output power is incorporated to low voltage network through grid-connection cabinet and uses by oneself, heat-exchange working medium after generating is gaseous state, liquid inflow storage tank is become after entering cooler cooling, recycled by working medium pump input vaporizer, high-temperature-hot-water in vaporizer after heat release becomes the low temperature water of 20-25 degree, and input by recycle pump II cooler is used for absorbing gaseous state heat-exchange working medium heat as cooling water, the hot water becoming 45-50 degree inputs waste heat recovering device by recycle pump I and recycles.
The import of described vaporizer and outlet set temperature sensor respectively, in described heat-exchange working medium circulation loop, the two ends of vaporizer and cooler arrange solenoid valve respectively, by the data of electric control system collecting temperature sensor, the aperture of Controlling solenoid valve, realizes bulk temperature with flow adjustment and controls.
Present invention employs the technique of low boiling heat-exchange working medium circulation loop and water circulation pipe bidirectional circulating, by electric control system based on the data capture of temperature transducer, carry out temperature detection at any time, the aperture realizing solenoid valve controls, the good control of bulk temperature is realized with flow adjustment, reach and meet heat energy supply, ensure the object of heat exchange, high temperature is become high-temperature-hot-water containing wet air after waste heat recovering device, heat exchange is carried out with heat-exchange working medium in vaporizer, heat-exchange working medium is become gaseous state from liquid state, realize the generating to screw expansion generator set, output power is incorporated to low voltage network through grid-connection cabinet and uses by oneself, enter after generating in condenser and become liquid state by cooling, passing through storage tank recycle and reuse, the low temperature water obtained through heat exchange in vaporizer enters the cooling water of condenser as gaseous state heat-exchange working medium, enter waste heat recovering device afterwards again to recycle, whole process takes full advantage of the energy of high temperature containing wet air, convert waste heat to electric energy, water circulation use will be converted to containing wet air, the liquid phase conversion of heat exchanging working medium is realized by the heat absorption heat release of water, realize the generating to generator set, energy-conserving and environment-protective, make full use of the waste heat of production line waste gas, reduce cost of production, improve the economic benefit of enterprise.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Describe the present invention below in conjunction with the drawings and specific embodiments:
As shown in Figure 1, this technique is specially, include the heat-exchange working medium circulation loop by electric control system connection control and water circulation pipe, described heat-exchange working medium circulation loop is by vaporizer 2, screw expansion generator 3, cooler 4, storage tank 5 and working medium pump 6 connect to form closed loop in turn, described water-circulating pipe route waste heat recovering device 1, vaporizer 2, recycle pump II 8, cooler 4 and recycle pump I 9 connect to form closed loop in turn, by gypsum board production line dryer hydrofuge air input waste heat recovering device 1, generate temperature be greater than the high-temperature-hot-water of 90 degree and enter vaporizer 2, low boiling heat-exchange working medium is provided with in described vaporizer 2, low boiling heat-exchange working medium becomes gaseous state after absorbing, when temperature reaches 70 degree, Working medium gas pressure reaches 1.0-1.5 MPa, lead-screw expansion power generator 3 generates electricity, output power is incorporated to low voltage network through grid-connection cabinet and uses by oneself, heat-exchange working medium after generating is gaseous state, enter after cooler 4 cools and become liquid inflow storage tank 5, recycle inputting vaporizer 2 by working medium pump 6, high-temperature-hot-water in vaporizer 2 after heat release becomes the low temperature water of 20-25 degree, and input by recycle pump II 8 cooler 4 is used for absorbing gaseous state heat-exchange working medium heat as cooling water, the hot water becoming 45-50 degree inputs waste heat recovering device 1 by recycle pump I 9 and recycles.
The import of described vaporizer 2 and outlet set temperature sensor 21 and 22 respectively, in described heat-exchange working medium circulation loop, the two ends of vaporizer 2 and cooler 4 arrange solenoid valve 23, solenoid valve 24, solenoid valve 41 and solenoid valve 42 respectively, by the data of electric control system collecting temperature sensor, the aperture of Controlling solenoid valve, realizes bulk temperature with flow adjustment and controls.
In this technique, lower boiling heat-exchange working medium can adopt freon, can absorb heat energy rapid vaporization under cryogenic, pushing generator group running generating.Waste heat recovering device can adopt various ways, such as adopts direct heat transfer technology to realize the abundant recovery of residual heat resources, or the heat energy adopting other modes to reclaim, can as the thermal source of this technique, as long as can reach the hot water of more than 90 degree.
With 3,000 ten thousand m
2/ a gypsum lath product line is example, open the power supply of electric control system, the damp-heat air of 120 DEG C-150 DEG C that produce in Dry run enters production line waste heat recovering device 1, generate after temperature is greater than the high-temperature-hot-water of 90 degree and enter vaporizer 2 as thermal source, at vaporizer 2 built with low boiling heat-exchange working medium freon, this heat-exchange working medium completes the liquid transformation to gaseous state instantaneously after absorbing heat in vaporizer 2, when temperature reaches 70 degree, Working medium gas pressure reaches 1.0-1.5 MPa, lead-screw expansion power generator 3 operates and generates electricity, be electric energy by thermal power transfer, output power is incorporated to low voltage network through grid-connection cabinet and uses by oneself.
Meanwhile, the low temperature water of temperature 20-25 degree is become after hot water heat release in vaporizer 2, pumped in condenser 4 as cooling water by water circulation pipe under the effect of recycle pump I 9, low boiling heat-exchange working medium is still in gaseous state after generating, after entering condenser 4 with pipeline, the cooling of the cooling water in condenser 4, by gaseous state liquefy, flow in storage tank 5, under the effect of working medium pump 6, enter vaporizer 2 recycle.Generate the hot water of 45-50 degree after cold water heat absorption in condenser 4, enter waste heat recovering device 1 through recycle pump II 8 and water circulating pipe, recycle.
Certainly, above-mentioned explanation is not limitation of the present invention, and the present invention is also not limited in above-mentioned citing, and the change that those skilled in the art make in essential scope of the present invention, remodeling, interpolation or replacement also should belong to protection scope of the present invention.
Claims (2)
1. a gypsum board production line is containing wet air low-temperature electricity-generating technique, it is characterized in that, include the heat-exchange working medium circulation loop by electric control system connection control and water circulation pipe, described heat-exchange working medium circulation loop is by vaporizer (2), screw expansion generator (3), cooler (4), storage tank (5) and working medium pump (6) connect to form closed loop in turn, described water-circulating pipe route waste heat recovering device (1), vaporizer (2), recycle pump II (8), cooler (4) and recycle pump I (9) connect to form closed loop in turn, by gypsum board production line dryer hydrofuge air input waste heat recovering device (1), generate temperature be greater than the high-temperature-hot-water of 90 degree and enter vaporizer (2), described vaporizer is provided with low boiling heat-exchange working medium in (2), low boiling heat-exchange working medium becomes gaseous state after absorbing, when temperature reaches 70 degree, Working medium gas pressure reaches 1.0-1.5 MPa, lead-screw expansion power generator (3) generates electricity, output power is incorporated to low voltage network through grid-connection cabinet and uses by oneself, heat-exchange working medium after generating is gaseous state, liquid inflow storage tank (5) is become after entering cooler (4) cooling, recycled by working medium pump (6) input vaporizer (2), high-temperature-hot-water after vaporizer (2) interior heat release becomes the low temperature water of 20-25 degree, input by recycle pump II (8) cooler (4) is used for absorbing gaseous state heat-exchange working medium heat as cooling water, the hot water becoming 45-50 degree inputs waste heat recovering device (1) by recycle pump I (9) and recycles.
2. gypsum board production line according to claim 1 is containing wet air low-temperature electricity-generating technique, it is characterized in that, the import of described vaporizer (2) and outlet set temperature sensor respectively, in described heat-exchange working medium circulation loop, the two ends of vaporizer (2) and cooler (4) arrange solenoid valve respectively, by the data of electric control system collecting temperature sensor, the aperture of Controlling solenoid valve, realizes bulk temperature with flow adjustment and controls.
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Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005083343A (en) * | 2003-09-11 | 2005-03-31 | Sanden Corp | Power-generating apparatus |
CN1807848A (en) * | 2005-01-20 | 2006-07-26 | 陈祖茂 | Double-fluid steam type double power generation arrangement |
CN201125751Y (en) * | 2007-10-24 | 2008-10-01 | 陈深佃 | Power generation system using low temperature heat power supply or environment heat power supply to generate power |
CN201835879U (en) * | 2010-06-18 | 2011-05-18 | 江西华电电力有限责任公司 | Linkage system of high-temperature/low-temperature screw expansion power machine |
CN201917228U (en) * | 2010-12-24 | 2011-08-03 | 西安华新能源工程有限公司 | Power generation system with residual heat of fume |
CN102155270A (en) * | 2011-04-02 | 2011-08-17 | 罗良宜 | Low-temperature Brayton dual-cycle power generating device |
CN102182655A (en) * | 2011-04-03 | 2011-09-14 | 罗良宜 | Low-temperature Rankine dual-cycle power generating unit |
CN102425954A (en) * | 2011-12-09 | 2012-04-25 | 昆明理工大学 | Blast furnace slag and slag flushing water waste heat organic working medium supercritical generating system |
-
2012
- 2012-09-24 CN CN201210355839.8A patent/CN102817658B/en active Active
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005083343A (en) * | 2003-09-11 | 2005-03-31 | Sanden Corp | Power-generating apparatus |
CN1807848A (en) * | 2005-01-20 | 2006-07-26 | 陈祖茂 | Double-fluid steam type double power generation arrangement |
CN201125751Y (en) * | 2007-10-24 | 2008-10-01 | 陈深佃 | Power generation system using low temperature heat power supply or environment heat power supply to generate power |
CN201835879U (en) * | 2010-06-18 | 2011-05-18 | 江西华电电力有限责任公司 | Linkage system of high-temperature/low-temperature screw expansion power machine |
CN201917228U (en) * | 2010-12-24 | 2011-08-03 | 西安华新能源工程有限公司 | Power generation system with residual heat of fume |
CN102155270A (en) * | 2011-04-02 | 2011-08-17 | 罗良宜 | Low-temperature Brayton dual-cycle power generating device |
CN102182655A (en) * | 2011-04-03 | 2011-09-14 | 罗良宜 | Low-temperature Rankine dual-cycle power generating unit |
CN102425954A (en) * | 2011-12-09 | 2012-04-25 | 昆明理工大学 | Blast furnace slag and slag flushing water waste heat organic working medium supercritical generating system |
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Effective date of registration: 20170512 Address after: 226100, 288, Shenzhen Road, Binjiang street, Haimen, Jiangsu, Nantong Patentee after: Taishan gypsum (Nantong) Co., Ltd. Address before: 271000 Shandong province Tai'an city Daiyue District Wen town Patentee before: Taishan Gypsum Co., Ltd. |