CN2479446Y - Parallel solusion circulation lithium bromide direct-combustion machine with low-temp. solusion heat exchyanger - Google Patents
Parallel solusion circulation lithium bromide direct-combustion machine with low-temp. solusion heat exchyanger Download PDFInfo
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- CN2479446Y CN2479446Y CN 01222915 CN01222915U CN2479446Y CN 2479446 Y CN2479446 Y CN 2479446Y CN 01222915 CN01222915 CN 01222915 CN 01222915 U CN01222915 U CN 01222915U CN 2479446 Y CN2479446 Y CN 2479446Y
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Abstract
A front diverting lithium bromide direct combustion machine of a parallel solution circulation and low temperature solution heat exchanger comprises a high temperature generator, a low temperature generator, an absorber, a chiller, an evaporator, a low temperature solution heat exchanger, a high temperature solution heat exchanger, a solution pump, a coolant pump, a smoke exhausting and heat reclaiming generator and a boiler. The structure is a parallel solution circulation, one route is that the solution from the absorber goes through the high temperature solution heat exchanger and enters into the high temperature generator. The other route is that the solution from the absorber goes through the low temperature solution heat exchanger and enters into the low temperature generator and the smoke exhausting and heat reclaiming generator. The structure can lower the heat lost of the smoke discharging of the direct combustion machine, and increase the total performance coefficient of the direct combustion machine by about 0.1, and has the benefit of energy saving and environment protection.
Description
The utility model relates to the lithium bromide direct combustion machine of shunting before a kind of solution circulation in parallel, the cryogenic fluid heat exchanger.
The Cooling and Heat Source equipment of using always in the Air-conditioning Engineering is varied at present, and the equipment that has can only freeze, and the equipment that has can be realized refrigeration and heating.Particularly for utilizing combustion fuel to produce the equipment that heat energy drives and realization is freezed and heated, its fuel oil or combustion gas smoke evacuation also all have a large amount of waste heats, and its waste heat is not utilized at present, but all drains in vain, causes the waste of the energy.
The purpose of this utility model is to provide the lithium bromide direct combustion machine of shunting before a kind of solution circulation in parallel of saving the energy and the domestic hot-water can be provided, the cryogenic fluid heat exchanger.
The purpose of this utility model is achieved in that solution circulation in parallel, the lithium bromide direct combustion machine of shunting before the cryogenic fluid heat exchanger, be by high-temperature generator, cryogenerator, absorber, condenser, evaporimeter, the cryogenic fluid heat exchanger, high-temperature solution heat exchanger, solution pump, refrigerated medium pump and selectable solution circulation pump are formed, it is characterized in that also being provided with smoke evacuation recuperation of heat generator, its structure flow process is divided into solution circulation and refrigerant cycle two parts, solution circulation is that the weak solution of the device of self-absorption in the future is after the solution pump pressurization, divide two-way: after the first via enters high-temperature solution heat exchanger, enter high-temperature generator again; The second the tunnel enters the cryogenic fluid heat exchanger, and then branch two-way, enter cryogenerator and smoke evacuation recuperation of heat generator respectively, the concentrated solution that high-temperature generator comes out, behind high-temperature solution heat exchanger and from cryogenerator and the concentrated solution that smoke evacuation recuperation of heat generator comes out, behind the cryogenic fluid heat exchanger, enter absorber together; In the refrigerant cycle, the water as refrigerant steam that solution in the high-temperature generator is heated generation enters cryogenerator is given the inside as thermal source solution heating, then the saturation water that forms of steam condensation behind expenditure and pressure in condenser, the refrigerant vapour that solution in cryogenerator and the smoke evacuation recuperation of heat generator is heated generation directly enters condenser, with the water cooling that is cooled of the condensed water from high-temperature generator, enter evaporimeter through expenditure and pressure then, evaporate behind the heat in the absorption refrigerating water, refrigerant vapour enters in the absorber again and is absorbed the formation weak solution by concentrated solution.
The utility model can reduce the heat loss due to exhaust gas of direct combustion machine owing to adopt said structure, improves the coefficient of performance (COP) of direct combustion machine, has energy-conservation and environmental benefit.Because of the temperature of concentrated solution in the high-temperature generator is generally 150-170 ℃, and the temperature of smoke evacuation is about 180-200 ℃, adopts this structure, and exhaust gas temperature can be reduced to below 130 ℃, and the waste heat recovery effect is remarkable.Unit with the refrigerating capacity of 1163kW is an example, sets up the heat that can reclaim 140kW behind the smoke evacuation recuperation of heat generator, considers heat transfer loss and refrigerating efficiency, can increase about refrigerating capacity 100kW.The total coefficient of performance of unit of setting up the smoke evacuation heat regenerator can improve about 0.1, and the domestic hot-water can be provided.
Provide specific embodiment below in conjunction with accompanying drawing, further specify the utility model and how to realize.
Fig. 2 is the utility model overall structure schematic diagram.
Wherein: 1. hot water outlet, 2. hot water inlet, 3. fuel inlet, 4. cooling water inlet, 5. coolant outlet, 6. chilled water outlet, 7. chilled water inlet, 8. exhanst gas outlet;
As shown in Figure 2, the solution circulation in parallel of band smoke evacuation recuperation of heat generator, the lithium bromide direct combustion machine of shunting before the cryogenic fluid heat exchanger, be by high-temperature generator (G1), cryogenerator (G2), absorber (A), condenser (C), evaporimeter (E), cryogenic fluid heat exchanger (QH2), high-temperature solution heat exchanger (OH1), solution pump (P1), refrigerated medium pump (P3) and selectable solution circulation pump (P2) and smoke evacuation recuperation of heat generator (G3) and water heater (H) are common to be formed, its structure flow process is divided into solution circulation and refrigerant cycle two parts, solution circulation is that the weak solution of self-absorption device (A) in the future is after solution pump (P1) pressurization, divide two-way: after the first via enters high-temperature solution heat exchanger (QH1), enter high-temperature generator (G1) again; The second the tunnel enters cryogenic fluid heat exchanger (QH2), and then branch two-way, enter cryogenerator (G2) and smoke evacuation recuperation of heat generator (G3) respectively, the concentrated solution that high-temperature generator (G1) comes out, with the concentrated solution of coming out from cryogenerator (G2) and the recuperation of heat generator (G3) of discharging fume, (QH2) enters absorber (A) together behind the cryogenic fluid heat exchanger behind high-temperature solution heat exchanger (QH1); In the refrigerant cycle, the water as refrigerant steam that solution in the high-temperature generator (G1) is heated generation enters cryogenerator (G2) is given the inside as thermal source solution heating, the saturation water of steam condensation formation arrives in the condenser (C) behind expenditure and pressure then, the refrigerant vapour that solution in cryogenerator (G2) and the smoke evacuation recuperation of heat generator (G3) is heated generation directly enters condenser (C), with the water cooling that is cooled of the condensed water from high-temperature generator (G1), enter evaporimeter (E) through expenditure and pressure then, evaporate behind the heat in the absorption refrigerating water, refrigerant vapour enters in the absorber (A) again and is absorbed the formation weak solution by concentrated solution.Water heater (H) communicates with high-temperature generator (G1), and the refrigerant vapour that high-temperature generator (G1) produces enters water heater (H), and the condensed water that water heater (H) is discharged enters high-temperature generator (G1) again.Wherein selectable solution circulation pump (P2) is used for the solution circulation in the absorber (A), and refrigerated medium pump (P3) is used for the solution circulation in the evaporimeter (E).
The heat that the thermal source of high-temperature generator in the utility model (G1) adopts fuel oil or combustion gas to produce.The refrigerant vapour that the thermal source of cryogenerator (G2) adopts high-temperature generator (G1) to produce.The thermal source of smoke evacuation recuperation of heat generator (G3) adopts the waste heat in fuel oil or the combustion gas smoke evacuation.
Claims (5)
1. solution circulation in parallel, the lithium bromide direct combustion machine of shunting before the cryogenic fluid heat exchanger, be by high-temperature generator, cryogenerator, absorber, condenser, evaporimeter, the cryogenic fluid heat exchanger, high-temperature solution heat exchanger, solution pump, refrigerated medium pump and selectable solution circulation pump are formed, it is characterized in that also being provided with smoke evacuation recuperation of heat generator, its structure flow process is divided into solution circulation and refrigerant cycle two parts, solution circulation is that the weak solution of the device of self-absorption in the future is after the solution pump pressurization, divide two-way: after the first via enters high-temperature solution heat exchanger, enter high-temperature generator again; The second the tunnel enters the cryogenic fluid heat exchanger, and then branch two-way, enter cryogenerator and smoke evacuation recuperation of heat generator respectively, the concentrated solution that high-temperature generator comes out, behind high-temperature solution heat exchanger and from cryogenerator and the concentrated solution that smoke evacuation recuperation of heat generator comes out, behind the cryogenic fluid heat exchanger, enter absorber together; In the refrigerant cycle, the water as refrigerant steam that solution in the high-temperature generator is heated generation enters cryogenerator is given the inside as thermal source solution heating, then the saturation water that forms of steam condensation behind expenditure and pressure in condenser, the refrigerant vapour that solution in cryogenerator and the smoke evacuation recuperation of heat generator is heated generation directly enters condenser, with the water cooling that is cooled of the condensed water from high-temperature generator, enter evaporimeter through expenditure and pressure then, evaporate behind the heat in the absorption refrigerating water, refrigerant vapour enters in the absorber again and is absorbed the formation weak solution by concentrated solution.
2. the lithium bromide direct combustion machine of shunting before solution circulation in parallel according to claim 1, the cryogenic fluid heat exchanger, it is characterized in that also being provided with water heater, and communicate with high-temperature generator, the refrigerant vapour that high-temperature generator produces enters water heater, and the condensed water that water heater is discharged enters high-temperature generator again.
3. the lithium bromide direct combustion machine of shunting before solution circulation in parallel according to claim 1, the cryogenic fluid heat exchanger is characterized in that the thermal source employing fuel oil of high-temperature generator or the heat that combustion gas produces.
4. solution in parallel according to claim 1 circulates, the lithium bromide direct combustion machine of the preceding shunting of cryogenic fluid heat exchanger, it is characterized in that the refrigerant vapour of the thermal source employing high-temperature generator generation of cryogenerator.
5. the lithium bromide direct combustion machine of shunting before solution circulation in parallel according to claim 1, the cryogenic fluid heat exchanger is characterized in that discharge fume the thermal source employing fuel oil of recuperation of heat generator or the waste heat in the combustion gas smoke evacuation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01222915 CN2479446Y (en) | 2001-04-29 | 2001-04-29 | Parallel solusion circulation lithium bromide direct-combustion machine with low-temp. solusion heat exchyanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01222915 CN2479446Y (en) | 2001-04-29 | 2001-04-29 | Parallel solusion circulation lithium bromide direct-combustion machine with low-temp. solusion heat exchyanger |
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| Publication Number | Publication Date |
|---|---|
| CN2479446Y true CN2479446Y (en) | 2002-02-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01222915 Expired - Fee Related CN2479446Y (en) | 2001-04-29 | 2001-04-29 | Parallel solusion circulation lithium bromide direct-combustion machine with low-temp. solusion heat exchyanger |
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| CN (1) | CN2479446Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614454B (en) * | 2008-07-25 | 2012-02-15 | 李华玉 | Method for adding adjacent high-temperature heat supply end and multiend heat supply first-class absorption type heat pump |
| CN104833132A (en) * | 2015-05-01 | 2015-08-12 | 张跃 | Condensing heat recovery unit and condensing heat recovery method |
-
2001
- 2001-04-29 CN CN 01222915 patent/CN2479446Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101614454B (en) * | 2008-07-25 | 2012-02-15 | 李华玉 | Method for adding adjacent high-temperature heat supply end and multiend heat supply first-class absorption type heat pump |
| CN104833132A (en) * | 2015-05-01 | 2015-08-12 | 张跃 | Condensing heat recovery unit and condensing heat recovery method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |