CN2522802Y - Direct-burning type absorbing type water-cooling-heating machine group - Google Patents
Direct-burning type absorbing type water-cooling-heating machine group Download PDFInfo
- Publication number
- CN2522802Y CN2522802Y CN 01278712 CN01278712U CN2522802Y CN 2522802 Y CN2522802 Y CN 2522802Y CN 01278712 CN01278712 CN 01278712 CN 01278712 U CN01278712 U CN 01278712U CN 2522802 Y CN2522802 Y CN 2522802Y
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- Prior art keywords
- pressure generator
- heat
- heat exchanger
- high pressure
- pump
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 21
- 239000006096 absorbing agent Substances 0.000 claims abstract description 29
- 239000008400 supply water Substances 0.000 claims abstract description 22
- 238000010521 absorption reaction Methods 0.000 claims description 22
- 238000002485 combustion reaction Methods 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 11
- 241000270295 Serpentes Species 0.000 claims description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003546 flue gas Substances 0.000 abstract description 6
- 238000009833 condensation Methods 0.000 abstract description 4
- 230000005494 condensation Effects 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract 1
- 238000005057 refrigeration Methods 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 24
- 239000002918 waste heat Substances 0.000 description 9
- 239000000446 fuel Substances 0.000 description 8
- 239000003507 refrigerant Substances 0.000 description 8
- 239000000498 cooling water Substances 0.000 description 6
- 238000001704 evaporation Methods 0.000 description 4
- 230000008020 evaporation Effects 0.000 description 4
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 239000007789 gas Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 239000000567 combustion gas Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 229940059936 lithium bromide Drugs 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 239000003034 coal gas Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 230000000505 pernicious effect Effects 0.000 description 1
- 238000010977 unit operation Methods 0.000 description 1
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- Sorption Type Refrigeration Machines (AREA)
Abstract
A direct-burning absorbing type water-cooling-heating machine group belongs to the field of absorbing type water-cooling-heating machine group. The utility model solves the afterheat recycling problems of flue gas dominant heat and vapor latent heat in the prior art, improves the heat supply efficiency of the machine group and reduces the operation cost of the machine group. The utility model includes a condensation heat exchanger, a firebox, a high pressure generator, a solution heat exchanger, an absorber, a pump, an evaporator, a condenser, a heat supply water tube and a connecting tube. The firebox is arranged in the solution of the high pressure generator and the condensation heat exchanger is connected in parallel with the evaporator through the connecting tube and forms a circulation loop through the pump. After passing through the absorber and the condenser, the heat supply water tube also passes through a low pressure generator, a loop of low pressure generator formed by the combination of the high pressure generator with the connecting tube and the pump, or the heat exchanger. The utility model is mainly applied to the heat supply and refrigeration of building and residence community.
Description
Technical field
The present invention relates to a kind of absorption-type cold-hot water dispenser group, particularly a kind of direct-fired absorption refrigerating and heating unit.
Background technology
Because natural gas, coal gas or wet goods gas, liquid fuel can produce a large amount of water in burning, so, containing a large amount of water vapours in the direct-fired absorption refrigerating and heating unit discharged flue gas, this part water vapor condensation can be emitted a large amount of heats.And the exhaust gas temperature of direct-fired absorption refrigerating and heating unit contains a large amount of condensation heat that do not reclaim generally more than 160 ℃ in the flue gas.Therefore, in present direct-fired absorption refrigerating and heating unit, a large amount of obvious heat of smoke waste heats and steam latent heat waste heat are wasted, and heating efficiency is difficult to improve.
Summary of the invention
The purpose of this invention is to provide a kind of direct-fired absorption refrigerating and heating unit, its recyclable obvious heat of smoke waste heat and steam latent heat waste heat, thus improve unit heating efficiency, reduction unit operation cost.
Technical scheme of the present invention realizes as follows:
A kind of direct-fired absorption refrigerating and heating unit, comprise condensate and heat exchanger, combustion chamber, high pressure generator, solution heat exchanger, absorber, pump, evaporimeter, condenser, heat supply water pipe and tube connector, the combustion chamber places in the solution of high pressure generator, solution heat exchanger, high pressure generator, absorber, evaporimeter, condenser and pump are formed the single-effective absorption heat pump jointly.Its design feature is, described condensate and heat exchanger places in the flue of combustion chamber, and condensate and heat exchanger is connected in parallel by tube connector and evaporimeter and forms closed circuit by pump.Deliver to the heating loop behind heat supply water pipe process absorber and condenser and the low pressure generator, low pressure generator and high pressure generator are connected in parallel and form closed circuit by pump.In addition, also heat exchanger can be set in high pressure generator, deliver to heat supplying loop behind heat supply water pipe process absorber and condenser and the heat exchanger.
The present invention is owing to adopted condensate and heat exchanger to absorb sensible heat waste heat in the flue gas and latent heat waste heat in the steam, and adopt the loop of low pressure generator and high pressure generator composition or the loop of forming with heat exchanger, the heat of fuel combustion is discharged in the heat supply water loop, therefore the heating efficiency of this invention has been improved more than 10% than prior art, the operating cost of unit also significantly reduces.In addition, absorbed pernicious gases such as the NOx in the partial fume, SOx, reduced environmental pollution owing to coagulate water.
Description of drawings
Accompanying drawing 1 is the johning knot composition of the embodiment of the invention 1;
Accompanying drawing 2 is the johning knot composition of the embodiment of the invention 2.
The specific embodiment
Referring to Fig. 1, hot and cold water unit of the present invention comprises condensate and heat exchanger 1, combustion chamber 3, high pressure generator 4, solution heat exchanger 5, absorber 6, pump 7, evaporimeter 8, condenser 9, heat supply water pipe 11 and tube connector, combustion chamber 3 places in the solution of high pressure generator 4, and solution heat exchanger 5, pump 7, high pressure generator 4, absorber 6, evaporimeter 8, condenser 9 and pump 7-2 form the single-effective absorption heat pump jointly.Deliver to heat supplying loop behind described heat supply water pipe 11 process absorbers 6 and condenser 9 and the low pressure generator 10, low pressure generator 10 is connected with high pressure generator 4 and forms solution circulation loop by pump 7-1; Described condensate and heat exchanger 1 places in the flue 2 of combustion chamber 3, and condensate and heat exchanger 1 is connected by the heat-transfer pipe in tube connector and the evaporimeter 8 and forms closed circuit by pump 7-3.
When heat supply, the present invention utilizes the cryogen working medium of evaporimeter 8, and as water etc., the low-temperature evaporation heat absorption provides low-temperature cooling water to condensate and heat exchanger 1.Like this, the fuel flue gas of the discharging flue 2 of flowing through that in combustion chamber 3, burns, after the sub-cooled water cooling of heat exchanger 1 opposite side that is condensed, its temperature can be reduced to below 40 ℃, and emits a large amount of waste heats.Cooling water heats up after absorbing this part waste heat, and gets back to evaporimeter 8.In evaporimeter 8, cooling water passes to refrigerant vapour with this waste heat.This refrigerant vapour enters absorber 6 by evaporimeter 8, and is absorbed by lithium-bromide solution, solution in the process that absorbs water vapour to the water supply loop heat release.Be sent in the high pressure generator 4 because of absorbing the thinning solution of steam in the absorber 6, by the heat of high temperature heating of emitting after combustion gas or the wet goods fuel combustion, solution is separated out water vapour and is become concentrated solution, and enters absorber 6 and continuation absorption water vapour after solution heat exchanger 5 heat releases.The water vapour of separating out in the high pressure generator 4 is discharged in the condenser 9, is condensed into water as refrigerant behind heat supply water loop thermal discharge.This water as refrigerant proceeds to evaporation heat absorption in the evaporimeter 8.
Go for the heat that combustion fuel discharged in the high pressure generator 4 is discharged in the heat supply water loop, can utilize low pressure generator 10 to realize this heat dispose procedure.The heated solution of high pressure generator 4 parts is delivered to low pressure generator 10.In low pressure generator 10, solution is with the hot water of heat transferred heat supply water pipe 11 inboards, and the solution after the heat release is sent back to high pressure generator 4 again.In heat supplying loop, the heat supply backwater is earlier through absorber 6, condenser 9, and then through low pressure generator 10, delivers to the user after finally being heated to uniform temperature.The part that heat supply water pipe 11 is arranged in absorber 6, condenser 9 and the low pressure generator 10 is the snake shape or is arranged side by side.
Referring to Fig. 2, another embodiment of hot and cold water unit of the present invention, comprise condensate and heat exchanger 1, combustion chamber 3, high pressure generator 4, solution heat exchanger 5, absorber 6, pump 7, evaporimeter 8, condenser 9, heat supply water pipe 11 and tube connector, combustion chamber 3 places in the solution of high pressure generator 4, and solution heat exchanger 5, pump 7, high pressure generator 4, absorber 6, evaporimeter 8, condenser 9 and pump 7-2 form the single-effective absorption heat pump jointly.Deliver to heat supplying loop behind described heat supply water pipe 11 process absorbers 6 and condenser 9 and the heat exchanger (12); Described condensate and heat exchanger 1 places in the flue 2 of combustion chamber 3, and condensate and heat exchanger 1 is connected by the heat-transfer pipe in tube connector and the evaporimeter 8 and forms closed circuit by pump 7-3.
When heat supply, the present invention utilizes the cryogen working medium of evaporimeter 8, and as water etc., the low-temperature evaporation heat absorption provides low-temperature cooling water to condensate and heat exchanger 1.Like this, the fuel flue gas of the discharging flue 2 of flowing through that in combustion chamber 3, burns, after the sub-cooled water cooling of heat exchanger 1 opposite side that is condensed, its temperature can be reduced to below 40 ℃, and emits a large amount of waste heats.Cooling water heats up after absorbing this part waste heat, and gets back to evaporimeter 8.In evaporimeter 8, cooling water passes to refrigerant vapour with this waste heat.This refrigerant vapour enters absorber 6 by evaporimeter 8, and is absorbed by lithium-bromide solution, solution in the process that absorbs water vapour to the water supply loop heat release.Be sent in the high pressure generator 4 because of absorbing the thinning solution of steam in the absorber 6, by the heat of high temperature heating of emitting after combustion gas or the wet goods fuel combustion, solution is separated out steam and is become concentrated solution, and enters absorber 6 and continuation absorption water vapour after solution heat exchanger 5 heat releases.The steam of separating out in the high pressure generator 4 is discharged in the condenser 9, is condensed into water as refrigerant behind heat supply water loop thermal discharge.This water as refrigerant proceeds to evaporation heat absorption in the evaporimeter 8.
Go for the heat that combustion fuel discharged in the high pressure generator 4 is discharged in the heat supply water loop, can utilize heat exchanger 12 to realize this heat dispose procedure.In heat supplying loop, the heat supply backwater is earlier through absorber 6, condenser 9, and then through over-heat-exchanger 12, delivers to the user after finally being heated to uniform temperature.Heat exchanger can place high pressure generator 4 the insides or outside, and the part that heat supply water pipe 11 is arranged in absorber 6, condenser 9 and the heat exchanger 12 is the snake shape or is arranged side by side.
Worth proposition is in addition, and the present invention only describes the system's type of attachment and the method for operation of this direct-fired absorption refrigerating and heating unit heating condition, and for cooling condition, system constitutes with the method for operation all same as the prior art, so repeat no more.
Claims (3)
1. direct-fired absorption refrigerating and heating unit, comprise condensate and heat exchanger (1), combustion chamber (3), high pressure generator (4), solution heat exchanger (5), absorber (6), pump (7), evaporimeter (8), condenser (9), heat supply water pipe (11) and tube connector, combustion chamber (3) places in the solution of high pressure generator (4), solution heat exchanger (5), high pressure generator (4), absorber (6), evaporimeter (8), condenser (9), high pressure generator (4) and pump (7-2) are formed the single-effective absorption heat pump jointly, it is characterized in that, deliver to heat supplying loop behind described heat supply water pipe (11) process absorber (6) and condenser (9) and the low pressure generator (10), low pressure generator (10) is connected with high pressure generator (4) and forms solution circulation loop by pump (7-1); Described condensate and heat exchanger (1) places in the flue (2) of combustion chamber (3), and condensate and heat exchanger (1) is connected by the interior heat-transfer pipe of tube connector and evaporimeter (8) and forms closed circuit by pump (7-3).
2. direct-fired absorption refrigerating and heating unit, comprise condensate and heat exchanger (1), combustion chamber (3), high pressure generator (4), solution heat exchanger (5), absorber (6), pump (7), evaporimeter (8), condenser (9), heat supply water pipe (11) and tube connector, combustion chamber (3) places in the solution of high pressure generator (4), solution heat exchanger (5), high pressure generator (4), absorber (6), evaporimeter (8), condenser (9), high pressure generator (4) and pump (7-2) are formed the single-effective absorption heat pump jointly, it is characterized in that described heat supply water pipe (11) is delivered to heat supplying loop through absorber (6) and condenser (9) and after being arranged on heat exchanger (12) in the high pressure generator (4); Described condensate and heat exchanger (1) places in the flue (2) of combustion chamber (3), and condensate and heat exchanger (1) is connected by the interior heat-transfer pipe of tube connector and evaporimeter (8) and forms closed circuit by pump (7-3).
3. according to claim 1 or 2 described a kind of direct-fired absorption refrigerating and heating units, it is characterized in that described heat supply water pipe (11) is arranged on absorber (6), condenser (9) or low pressure generator (10) or the part that is arranged in the heat exchanger (12) in the high pressure generator (4) is the snake shape or is arranged side by side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01278712 CN2522802Y (en) | 2001-12-17 | 2001-12-17 | Direct-burning type absorbing type water-cooling-heating machine group |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 01278712 CN2522802Y (en) | 2001-12-17 | 2001-12-17 | Direct-burning type absorbing type water-cooling-heating machine group |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2522802Y true CN2522802Y (en) | 2002-11-27 |
Family
ID=33682148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 01278712 Expired - Fee Related CN2522802Y (en) | 2001-12-17 | 2001-12-17 | Direct-burning type absorbing type water-cooling-heating machine group |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2522802Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907340A (en) * | 2010-07-21 | 2010-12-08 | 长沙赛普尔自动化工程设备有限公司 | Method and device for recycling dust-removing waste gas in rolling and packing workshop of cigarette factory |
| CN104390387A (en) * | 2014-11-03 | 2015-03-04 | 上海伏波环保设备有限公司 | Dual-working-medium bicirculating refrigeration system |
| CN104896735A (en) * | 2015-06-08 | 2015-09-09 | 张跃 | Smoke waste heat utilization self-boosting heat pump system and method of direct-fired machine |
| CN107525119A (en) * | 2017-08-11 | 2017-12-29 | 保定清科节能技术推广有限公司 | A kind of absorption type heat pump heat distribution system |
-
2001
- 2001-12-17 CN CN 01278712 patent/CN2522802Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101907340A (en) * | 2010-07-21 | 2010-12-08 | 长沙赛普尔自动化工程设备有限公司 | Method and device for recycling dust-removing waste gas in rolling and packing workshop of cigarette factory |
| CN101907340B (en) * | 2010-07-21 | 2012-07-04 | 长沙赛普尔自动化工程设备有限公司 | Method and device for recycling dust-removing waste gas in rolling and packing workshop of cigarette factory |
| CN104390387A (en) * | 2014-11-03 | 2015-03-04 | 上海伏波环保设备有限公司 | Dual-working-medium bicirculating refrigeration system |
| CN104896735A (en) * | 2015-06-08 | 2015-09-09 | 张跃 | Smoke waste heat utilization self-boosting heat pump system and method of direct-fired machine |
| CN107525119A (en) * | 2017-08-11 | 2017-12-29 | 保定清科节能技术推广有限公司 | A kind of absorption type heat pump heat distribution system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: QINGHUATONGFANG STACK CO.,LTD., ROOM 2907, BUILDIN Free format text: FORMER NAME OR ADDRESS: 2670 MAILBOX, BEIJING CITY 100084 |
|
| CP03 | Change of name, title or address |
Patentee address after: 100083, Beijing, Haidian District, Beijing Tsinghua Tongfang science and Technology Square A block 2907 Tsinghua Tongfang Limited by Share Ltd Patentee address before: 100084 mailbox 2670, Beijing City |
|
| 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 |