CN104048528B - A kind of combined type waste heat recoverer - Google Patents
A kind of combined type waste heat recoverer Download PDFInfo
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- CN104048528B CN104048528B CN201410284105.4A CN201410284105A CN104048528B CN 104048528 B CN104048528 B CN 104048528B CN 201410284105 A CN201410284105 A CN 201410284105A CN 104048528 B CN104048528 B CN 104048528B
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Abstract
The invention discloses a kind of combined type waste heat recoverer, comprise cavity, cavity is divided into washing chamber and heat exchange chamber by partition wall, washing water inlet is provided with spray equipment, the inwall of washing chamber is provided with drip water plate, the refrigerant porch of heat exchange chamber is provided with distributing device, in heat exchange chamber, be provided with the heat exchanger tube of vertical placement, heat exchange chamber and washing chamber pass through open communication, form the compact composite construction of washing and heat exchange one, in heat transfer process, distributing device makes coolant media form refrigerant liquid film at the area of heating surface, guarantee high heat transfer efficiency, it is front through washing that while waste vapour enters heat exchange chamber, and itself and coolant media carry out complete indirect heat exchange, thoroughly ensure the quality of coolant media, in addition the process that waste vapour washs is the warm with coolant media, therefore the heat energy in waste vapour is made full use of completely.
Description
Technical field
The present invention relates to ability recovery technology field, relate in particular to a kind of combined type waste heat recoverer.
Background technology
At further processing of grains industry, fermentation industry, food service industry, paper industry, light industry industry, chemical industryIn the fields such as industry, the waste vapour (used heat) that production workshop section is given off reclaims, thereby by production workThe desired coolant media of order is heated to technic index, to substitute wholly or in part Boiler Steam, can reachThe object that enterprise " saves energy and reduce the cost ".
But traditional waste heat recovery plant heat transfer structure Design Mechanism is to make coolant media and waste vapour heat sourceDirectly mixed heat transfer, causes a large amount of impurity and miscellaneous bacteria in waste vapour to be brought in coolant media, greatly increasesThe frequency of coolant media microbiological contamination, there is the shortcomings such as warm-up time is long, heat transfer effect is poor simultaneously, be that enterprise is rawProduct has brought a series of processing difficulties, has caused sizable economic loss.
Therefore, how to manufacture a kind of waste heat recoverer, it can solve shortcoming of the prior art, works highEffect, not to coolant media pollute, operating cost is cheap, this has become those skilled in the art assistant officer and has treatedThe problem solving.
Summary of the invention
For solving the technical problem existing in background technology, the present invention proposes a kind of combined type waste heat recoverer,Heat utilization efficiency is high, refrigerant is not polluted, and equipment operating cost is low, floor space is little.
A kind of combined type waste heat recoverer that the present invention proposes, contained for adopting coolant media to reclaim waste vapourSome heats, is characterized in that, comprise cavity, and described cavity is divided into for washing washing of waste vapour by partition wallWash chamber and the heat exchange chamber for exchange heat, described partition wall is provided with opening, washing chamber and heat exchangeChamber passes through open communication;
The top of washing chamber is provided with washing water inlet, is provided with washings are uniformly distributed at washing water inlet placeSpray equipment, washing chamber sidewall be provided with drip water plate, washing chamber lower sidewalls be provided with waste vapourThe outlet of entrance, condensate water, fixed gas outlet and for by the emptying valve of discharging through heat exchange waste vapour, washing cavitiesBottom, chamber is provided with washings outlet;
The top of heat exchange chamber is provided with refrigerant entrance, is provided with makes the equally distributed cloth of refrigerant in refrigerant porchDevice, is provided with the multiple heat exchanger tubes for holding coolant media in heat exchange chamber, described heat exchanger tube is at heat exchange chamberIn vertically arrange, described heat exchanger tube top is communicated with distributing device, between adjacent two described heat exchanger tubes, has oneDetermine interval, heat exchange cavity bottom is provided with refrigerant exit.
Preferably, described coolant media enters before refrigerant entrance through preheating.
Preferably, the waste vapour through heat exchange going out from exhaust-valve door row can be used as the heat of described coolant media preheatingSource.
Preferably, the fixed gas that fixed gas outlet is discharged can be used as the thermal source of described coolant media preheating.
Preferably, in fixed gas exit, drop catcher is set.
The washings of preferably, discharging from washings outlet are reusable.
In the present invention, the combined type waste heat recoverer proposing, its cavity by partition wall be divided into washing chamber andHeat exchange chamber, washing water inlet is provided with spray equipment, and the inwall of washing chamber is provided with drip water plate, heat exchanging chamberThe refrigerant porch of chamber is provided with distributing device, is provided with the heat exchanger tube of vertical placement in heat exchange chamber, heat exchange chamber andWashing chamber, by open communication, forms the compact composite construction of washing and heat exchange one, at heat transfer processIn, distributing device makes coolant media form refrigerant liquid film at the area of heating surface, has guaranteed high heat transfer efficiency, simultaneouslyWaste vapour enters before heat exchange chamber through washing, and it carries out complete indirect heat exchange with coolant media, thoroughly guaranteeThe quality of coolant media, in addition the washing process of waste vapour washing, with the heat transfer process of coolant media andAdopt the process of through heat exchange waste vapour, refrigerant being carried out preheating, the heat energy in waste vapour is made full use of.
Brief description of the drawings
Fig. 1 is the structural representation of a kind of combined type waste heat recoverer of proposing of the present invention.
Detailed description of the invention
As shown in Figure 1, Fig. 1 is the structural representation of a kind of combined type waste heat recoverer of proposing of the present invention.
With reference to Fig. 1, a kind of combined type waste heat recoverer that the present invention proposes, comprises cavity, and cavity is by dividingNext door is divided into washing chamber 10 and heat exchange chamber 14, and this partition wall is provided with opening 7, washing chamber 10 HesHeat exchange chamber 14 is communicated with by opening 7;
The top of washing chamber 10 is provided with washing water inlet 9, and in washing water inlet, 9 places are provided with spray equipment 6,Evenly spray is in washing chamber 10 by washings for spray equipment 6, and the sidewall of washing chamber 10 is provided with pouringWater plate 5, the lower sidewalls of washing chamber 10 is provided with waste vapour entrance 3, condensate water outlet 11, fixed gas goes outMouthfuls 4 and for by the emptying valve 12 of discharging through heat exchange waste vapour, washing chamber 10 bottoms are provided with washings outlet1；
Heat exchange chamber 14 tops are provided with refrigerant entrance 13, and at refrigerant entrance, 13 places are provided with distributing device 8, heat exchangeIn chamber 14, be provided with multiple heat exchanger tubes, described heat exchanger tube is vertically arranged in heat exchange chamber 14, described heat exchangePipe top is communicated with distributing device 8, between adjacent two described heat exchanger tubes, has certain intervals, and distributing device 8 willCoolant media is evenly distributed on the inner surface of heat exchanger tube, and heat exchange chamber 14 bottoms are provided with refrigerant exit 2.
In the specific works process of the combined type waste heat recoverer proposing at the present embodiment, first by production processThe waste vapour of middle generation is introduced waste vapour entrance 3, by washing water inlet 9, washings is introduced to washing chamber 10,Spray equipment 10 evenly sprays washings on waste vapour, then drops on drip water plate 5, by drip water plate 5On through hole drench under, waste vapour is fully washed, through washing, can effectively remove in waste vapour more than 99%Solid content, the condensate water of the waste vapour in washing process exports 11 by condensate water and discharges, and contains solid contentWashings are discharged from the washings outlet 1 of bottom;
Waste vapour through washing enters heat exchange chamber 14 by the opening 7 on partition wall from washing chamber 10, distributesIn space between heat exchanger tube in heat exchange chamber 14,, enter by refrigerant through the coolant media of preheating meanwhileMouth 13 enters heat exchange chamber 14, and it evenly sprays by spraying distribution device 12, makes coolant media by equalEven being distributed in heat exchanger tube, thus on heat exchanger tube inner surface, form liquid film, with the inwall along vertical placementSurface filming shape flows, and waste vapour and coolant media carry out heat exchange by heat exchange tube wall, in heat transfer process, completeThe inwall of portion's heat exchanger tube is covered by uniform liquid film, and this has ensured in heat exchange surface at any time all completeBe moistening, caused fluid simultaneously and again mixed, thus, fundamentally eliminate fluid skewness and addingThe hidden danger of the easy fouling of hot side, coolant media with waste vapour heat transfer process in the fixed gas that produces go out by fixed gasMouth 4 is discharged, and discharges by refrigerant exit 2 through the coolant media of heat exchange, finally passes through emptying valve 12 by chamberEmptying through the waste vapour of heat exchange in body. The coolant media of discharging from refrigerant exit 2 in addition, can enter refrigerant tankRow mixes, and reenters heat exchange chamber 14 after mixing, and reciprocation cycle successively, until reach requirement technological temperatureTill.
In specific implementation process, it is front through preheating that coolant media enters refrigerant entrance 13, and from emptying valve12 waste vapour through heat exchange of discharging can be used as its thermal source, make the heat in waste vapour be able to further utilization,The temperature control that waste vapour again discharges after secondary utilizes, below 55 DEG C, improves the utilization of heat in waste vapourRate.
In addition, fixed gas can be carried a small amount of water vapour droplet secretly in discharge process, exports 4 places at fixed gasDrop catcher is set, recyclable droplet, thereby the service life of prolongation air exhauster.
The washings of discharging from washings outlet 1 can directly be introduced washing water inlet, use with repetitive cycling.
In the present embodiment, the combined type waste heat recoverer proposing, comprises cavity, and cavity is divided by partition wallFor washing chamber and heat exchange chamber, washing water inlet is provided with spray equipment, and the inwall of washing chamber is provided with pouringWater plate, the refrigerant porch of heat exchange chamber is provided with distributing device, is provided with the heat exchange of vertical placement in heat exchange chamberPipe, heat exchange chamber and washing chamber, by open communication, form the compact composite junction of washing and heat exchange oneStructure, in heat transfer process, distributing device makes coolant media form refrigerant liquid film at the area of heating surface, has guaranteed heightHeat transfer efficiency, simultaneously waste vapour enters before heat exchange chamber through washing, and it carries out completely indirect with coolant mediaHeat exchange, has thoroughly ensured the quality of coolant media, in addition the washing process of waste vapour washing, with coolant mediaPreheating is carried out in heat transfer process and employing to refrigerant process through heat exchange waste vapour, carries out the heat energy in waste vapourMake full use of.
The above, be only preferably detailed description of the invention of the present invention, but not office of protection scope of the present inventionBe limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in, according to thisThe technical scheme of invention and inventive concept thereof are equal to replaces or changes, and all should be encompassed in protection of the present inventionWithin scope.
Claims (6)
1. a combined type waste heat recoverer, for adopting coolant media to reclaim the heat that waste vapour contains,It is characterized in that, comprise cavity, described cavity is divided into the washing chamber (10) for washing waste vapour by partition wallWith the heat exchange chamber (14) for exchange heat, described partition wall is provided with opening (7), washing chamber (10)Be communicated with by opening (7) with heat exchange chamber (14);
The top of washing chamber (10) is provided with washing water inlet (9), and in washing water inlet, (9) are located to be provided withMake the equally distributed spray equipment of washings (6), the sidewall of washing chamber (10) is provided with drip water plate (5),The lower sidewalls of washing chamber (10) is provided with waste vapour entrance (3), condensate water outlet (11), fixed gasExport (4) and for by the emptying valve (12) of discharging through heat exchange waste vapour, wash chamber (10) bottom and establishThere are washings outlets (1);
The top of heat exchange chamber (14) is provided with refrigerant entrance (13), locates to be provided with to make at refrigerant entrance (13)The equally distributed distributing device of refrigerant (8), is provided with for holding the multiple of coolant media in heat exchange chamber (14)Heat exchanger tube, described heat exchanger tube is vertically arranged in heat exchange chamber (14), described heat exchanger tube top and distributing device(8) be communicated with, between adjacent two described heat exchanger tubes, have certain intervals, heat exchange chamber (14) bottom is provided withRefrigerant exit (2);
In the course of work: first the waste vapour producing in production process is introduced to waste vapour entrance (3), by washingWashing chamber (10) introduced by washings by water inlet (9), and spray equipment (6) evenly sprays washingsOn waste vapour, then drop on drip water plate (5) upper, under drenching by the through hole on drip water plate (5), to waste vapourFully wash; Waste vapour through washing enters from washing chamber (10) by the opening on partition wall (7)Heat exchange chamber (14), is distributed in the space between the heat exchanger tube in heat exchange chamber (14), meanwhile, and warpThe coolant media of preheating enters heat exchange chamber (14) by refrigerant entrance (13), and it is by distributing device (8)Evenly spray, coolant media is evenly distributed in heat exchanger tube, thereby forms on heat exchanger tube inner surfaceLiquid film, flows to become membranaceous along the inner wall surface of vertical placement, and waste vapour and coolant media are by heat exchange tube wallCarry out heat exchange; Last coolant media with waste vapour heat transfer process in the fixed gas that produces export (4) by fixed gasDischarge, discharge by refrigerant exit (2) through the coolant media of heat exchange, by emptying valve (12) by cavityThe interior waste vapour through heat exchange is emptying.
2. combined type waste heat recoverer according to claim 1, is characterized in that, described cold mediaIt is front through preheating that matter enters refrigerant entrance (13).
3. combined type waste heat recoverer according to claim 2, is characterized in that, from emptying valve(12) waste vapour through heat exchange of discharging can be used as the thermal source of described coolant media preheating.
4. combined type waste heat recoverer according to claim 2, is characterized in that, fixed gas outlet(4) fixed gas of discharging can be used as the thermal source of described coolant media preheating.
5. combined type waste heat recoverer according to claim 1, is characterized in that, goes out at fixed gasMouth (4) locates to arrange drop catcher.
6. combined type waste heat recoverer according to claim 1, is characterized in that, goes out from washingsThe washings that mouth (1) is discharged are reusable.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410284105.4A CN104048528B (en) | 2014-06-23 | 2014-06-23 | A kind of combined type waste heat recoverer |
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| CN201410284105.4A CN104048528B (en) | 2014-06-23 | 2014-06-23 | A kind of combined type waste heat recoverer |
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| CN104048528A CN104048528A (en) | 2014-09-17 |
| CN104048528B true CN104048528B (en) | 2016-05-11 |
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| CN108342227B (en) * | 2018-04-09 | 2023-07-25 | 北京航天迈未科技有限公司 | Synthetic gas sensible heat recovery device and recovery method and gasifier |
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| US6394174B1 (en) * | 1999-01-29 | 2002-05-28 | Taiwan Semiconductor Manufacturing Company, Ltd | System for reclaiming process water |
| CN101520233A (en) * | 2008-12-24 | 2009-09-02 | 滨海环保装备（天津）有限公司 | Boiler flue waste heat recovery system and working method thereof |
| CN201517899U (en) * | 2009-08-06 | 2010-06-30 | 赖周平 | Pipe shell type heat exchanger |
| CN201532129U (en) * | 2009-10-30 | 2010-07-21 | 聂小金 | Flue gas waste heat recoverer |
| CN101829491A (en) * | 2010-05-17 | 2010-09-15 | 上海申川环保科技有限公司 | Sulfur-containing flue gas purifying device |
| CN201844413U (en) * | 2010-11-12 | 2011-05-25 | 刘长林 | Energy-saving boiler flue gas spraying purification system |
| CN202109793U (en) * | 2011-02-11 | 2012-01-11 | 李宗发 | Scale-free uniform-distribution and turbulent-flow high efficiency heat exchanger |
| CN102716655A (en) * | 2012-06-20 | 2012-10-10 | 艾淑艳 | Water-saving system and water-saving process thereof used in wet desulfurization process |
| CN203155034U (en) * | 2013-04-11 | 2013-08-28 | 唐绍华 | Energy saving and smoke purifying device of boiler |
| CN203908365U (en) * | 2014-06-23 | 2014-10-29 | 安徽四汇机械集团有限公司 | Novel composite waste heat recoverer |
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2014
- 2014-06-23 CN CN201410284105.4A patent/CN104048528B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6394174B1 (en) * | 1999-01-29 | 2002-05-28 | Taiwan Semiconductor Manufacturing Company, Ltd | System for reclaiming process water |
| CN101520233A (en) * | 2008-12-24 | 2009-09-02 | 滨海环保装备（天津）有限公司 | Boiler flue waste heat recovery system and working method thereof |
| CN201517899U (en) * | 2009-08-06 | 2010-06-30 | 赖周平 | Pipe shell type heat exchanger |
| CN201532129U (en) * | 2009-10-30 | 2010-07-21 | 聂小金 | Flue gas waste heat recoverer |
| CN101829491A (en) * | 2010-05-17 | 2010-09-15 | 上海申川环保科技有限公司 | Sulfur-containing flue gas purifying device |
| CN201844413U (en) * | 2010-11-12 | 2011-05-25 | 刘长林 | Energy-saving boiler flue gas spraying purification system |
| CN202109793U (en) * | 2011-02-11 | 2012-01-11 | 李宗发 | Scale-free uniform-distribution and turbulent-flow high efficiency heat exchanger |
| CN102716655A (en) * | 2012-06-20 | 2012-10-10 | 艾淑艳 | Water-saving system and water-saving process thereof used in wet desulfurization process |
| CN203155034U (en) * | 2013-04-11 | 2013-08-28 | 唐绍华 | Energy saving and smoke purifying device of boiler |
| CN203908365U (en) * | 2014-06-23 | 2014-10-29 | 安徽四汇机械集团有限公司 | Novel composite waste heat recoverer |
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