CN103292402A - Heat source tower device with filtering performance and low liquid-bleaching performance - Google Patents

Heat source tower device with filtering performance and low liquid-bleaching performance Download PDF

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Publication number
CN103292402A
CN103292402A CN201310243346XA CN201310243346A CN103292402A CN 103292402 A CN103292402 A CN 103292402A CN 201310243346X A CN201310243346X A CN 201310243346XA CN 201310243346 A CN201310243346 A CN 201310243346A CN 103292402 A CN103292402 A CN 103292402A
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thermal source
source tower
air
liquid
filler
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CN201310243346XA
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CN103292402B (en
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梁彩华
汪峰
张小松
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Jiangsu source Amperex Technology Limited
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Southeast University
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Abstract

The invention discloses a heat source tower device with filtering performance and low liquid-bleaching performance. The heat source tower device comprises a heat source tower body, an air flowing loop and a solution flowing loop, wherein the air flowing loop and the solution flowing loop are arranged in the heat source tower body. The air flowing loop comprises a filtering device, a rain blocking plate, filler, a liquid blocking device, an absorbing type anti-liquid-bleaching device, a draught fan and an electric air door, wherein the filtering device is arranged on the outer side of the air inlet of the lower section of the heat source tower body, the rain blocking plate is arranged above the filtering device, the filler is filled in the middle section of the heat source tower body, the liquid blocking device, the absorbing type anti-liquid-bleaching device, the draught fan and the electric air door are arranged over the filler in sequence, the electric air door is arranged on the air outlet of the heat source tower body, and a pressure difference sensor used for measuring the air pressure difference of the inner portion and the outer portion of the tower is arranged on the heat source tower body. The solution flowing loop comprises a liquid distributing pipe, spraying heads, the filler and a liquid collecting tank, wherein the liquid distributing pipe is arranged between the filler and the liquid blocking device, the spraying heads are arranged on the liquid distributing pipe, the filler is filled in the middle section of the heat source tower body, and the liquid collecting tank is arranged under the fillers. The heat source tower device with the filtering performance and the low liquid-bleaching performance solves the problems of solution pollution and quality losses caused by air impurities, and the high-efficiency and stable operation of a heat source tower is ensured.

Description

Thermal source tower apparatus with filtration and low bleaching liquor performance
 
Technical field
The invention belongs to refrigerated air-conditioning system design and fabrication technology field, relate to a kind of efficient thermal source tower apparatus with filtration and low bleaching liquor performance.
 
Background technology
The heat source tower heat pump system can solve the demand of building refrigeration in summer, heat supply in winter simultaneously by a cover unit, compare the water-cooled handpiece Water Chilling Units refrigeration in summer of existing building routine, the Cooling and Heat Source scheme of boiler heat supply in winter, its investment of equipment is littler, utilization rate of equipment and installations is higher.The heat source tower heat pump system utilizes the caloic transmittance process between the interior solution of tower and air to absorb heat as the low level heat energy of heat source tower heat pump from surrounding air, the frosting problem in the time of can fundamentally avoiding the air source heat pump winter operation during Winter heat supply; The heat source tower heat pump system was water-cooled handpiece Water Chilling Units form when freezed summer, and its operational efficiency is higher than air source heat pump system.This shows that heat source tower heat pump is a kind of very promising Building Cooling source side case.One of core component of heat source tower heat pump system is the thermal source tower, and the thermal source tower is different from traditional cooling tower, except realize the shedding of condensation heat in summer, also need realize absorbing heat from air by solution in the winter time.Therefore the characteristics and the requirement that in actual moving process, have self: 1, the cleanliness factor that enters thermal source tower air is had certain requirement.Air and solution carry out heat and mass in the thermal source tower, and impurity is more in the air, will enter solution, cause contaminated aqueous solution, when influencing the heat source tower heat pump systematic function, increase the solution replacement cost of heat source tower heat pump operation; 2, conventional cooling tower have a bleaching liquor problem, with having taked corresponding measure, but the bleaching liquor amount of long-time running still is considerable, because of the price of solution than water height, reduce bleaching liquor simultaneously to the influence of surrounding environment, the thermal source tower is stricter to the requirement of bleaching liquor, should reduce the loss of solution quality as far as possible; Conventional cooling tower will have sleet to enter when 3, raining or snowing, but the thermal source tower will cause solution concentration to reduce because of the entering of sleet, and has increased the regeneration load of solution, therefore should avoid sleet to enter as far as possible.
Therefore, how solution reduces impurity contained in the air enters the solution quality loss that the thermal source tower causes contaminated aqueous solution and the liquid that wafts causes, improve the problem of thermal source tower performance simultaneously, designing a kind of new and effective thermal source tower apparatus becomes the technical barrier that those skilled in the art press for solution.
 
Summary of the invention
Technical problem:The invention provides a kind of in reducing air contained impurity enter the thermal source tower causes contaminated aqueous solution and the liquid that wafts causes solution quality loss simultaneously, can improve that having of thermal source tower performance filtered and the thermal source tower apparatus of low bleaching liquor performance.
Technical scheme:For solving the problems of the technologies described above, thermal source tower apparatus with filtration and low bleaching liquor performance of the present invention, comprise thermal source Tata body and the air flow circuits and the flow of solution loop that are arranged in the thermal source Tata body, the air flow circuits comprises the filter that is arranged on the thermal source Tata body hypomere air intlet outside, be arranged on the weather shield of filter top, be filled in the filler in the thermal source Tata body stage casing, be successively set on the liquid-blocking device directly over the filler from bottom to up, absorbent-type is prevented the bleaching liquor device, blower fan and MOD, MOD is installed in the air outlet place of thermal source Tata body, and thermal source Tata body is provided with the differential pressure pickup of measuring tower inner and outer air pressure difference.The flow of solution loop comprises the liquid distributor that is arranged between filler and the liquid-blocking device, be installed in shower nozzle on the liquid distributor, be filled in the filler in the thermal source Tata body stage casing and be positioned at collecting tank under the filler.
Thermal source tower apparatus of the present invention has two kinds of operational modes: counter-flow pattern and recoil pattern.During thermal source tower counter-flow mode operation, air at first passes through filter in the air flow circuits, air is filtered, with impurity filterings such as dust in air, air flows out the back from filter and enters in the tower from thermal source tower air intlet, air enters in the filler and carries out heat and mass with solution then, air themperature reduces, air enters liquid-blocking device after coming out from filler, the droplet that is mingled with in the air will be held back major part by liquid-blocking device, air enters the anti-bleaching liquor device of absorbent-type after liquid-blocking device flows out, in the air with drop will be adsorbed, thereby effectively prevent thermal source tower bleaching liquor, the air after coming out from the anti-bleaching liquor device of absorbent-type will be sucked by blower fan, air flows out thermal source tower from thermal source tower air outlet through MOD through blower fan pressurization back, and this moment, MOD was opened.After solution enters the thermal source tower from thermal source tower solution inlet port in the flow of solution loop, enter liquid distributor, solution flows out from nozzle then, the solution that flows out from nozzle this moment produces a motive force, promote the rotation of liquid distributor and nozzle, thereby realize the even cloth liquid to whole thermal source inner-tower filling material, the solution that flows out from nozzle will evenly dispense on the filler, solution carries out heat and mass with air in filler, solution temperature flows out from filler after raising, finally fall into collecting tank, flow out the thermal source tower from thermal source tower taphole then.
After when thermal source tower counter-flow mode operation is grown one section, the impurity that filters in the filter increases, the resistance of air through filter will be increased, the tower inside and outside differential pressure of Xing Chenging will increase thus, simultaneously under counter-flow pattern, sorbing material in the anti-bleaching liquor device of absorbent-type is behind the certain drop of absorption, adsorption capacity will descend, form saturated, need carry out adsorption capacity regeneration, therefore, when the tower inside and outside differential pressure is saturated greater than the sorbing material in when setting value or the anti-bleaching liquor device of absorbent-type, the thermal source tower will move the recoil pattern, at this moment in the air flow circuits, MOD is opened, the blower fan counter-rotating, air will enter the thermal source tower through MOD, enter the anti-bleaching liquor device of absorbent-type after being sucked pressurization by blower fan then, therefore the time in the air relative humidity lower, when air is prevented the bleaching liquor device through absorbent-type, the air sorbing material inner with it carries out heat and mass, liquid in the sorptive material will be evaporated, and carried the anti-bleaching liquor device of outflow absorbent-type by air simultaneously, air enters liquid-blocking device after the anti-bleaching liquor device of absorbent-type comes out, drop entrained in the air is under the effect of liquid-blocking device and gravity, to be removed by liquid-blocking device, air enters filler after liquid-blocking device comes out, air carries out heat and mass with solution in filler, air themperature enters filter after reducing, it is opposite when the flow direction of air is with thermal source tower counter-flow mode operation at this moment, therefore the air impurity that will rest on filter in the filter originally filter that blows off is realized the cleaning of filter, and final air flows out the thermal source tower from the filter back of coming out.It is identical when flow of solution is with thermal source tower counter-flow mode operation in the flow of solution loop.
Thermal source tower recoil pattern can not carried out separately when the heat source tower heat pump unit is not worked yet, and namely this moment does not work in thermal source tower flow of solution loop, and the air flow circuits normally moves the workflow under the thermal source tower recoil pattern.
When thermal source tower counter-flow mode operation, because the anti-bleaching liquor device of filter and absorbent-type produces resistance in air flow process, make and to form negative pressure in thermal source tower inside, the existence of this negative pressure, with the mass exchange that reduces between solution and air, namely reduce the water in air branch and enter in the solution, thereby slow down the reduction of solution concentration, namely reduce the regeneration demand of solution.
When the thermal source tower quits work, MOD will be closed, thereby prevent that sleet from carrying out the thermal source tower, reduce the improper regeneration demand of solution concentration.
Beneficial effect:The present invention wants prior art to compare, and has the following advantages:
The present invention has the thermal source tower apparatus of filtration and low bleaching liquor performance, can solve the impurity that contains in the air and enter the problem that the thermal source tower causes contaminated aqueous solution and the liquid that wafts causes solution quality to lose, improve thermal source Tower System performance, guarantee the thermal source Tower System can be efficiently, stable operation.
 
Description of drawings
Fig. 1 is the thermal source tower apparatus schematic diagram that the present invention has filtration and low bleaching liquor performance.
Have among the figure: MOD 1; Blower fan 2; Absorbent-type is prevented bleaching liquor device 3; Liquid-blocking device 4; Liquid distributor 5; Shower nozzle 6; Filler 7; Pressure difference transmitter 8; Weather shield 9; Filter 10; Collecting tank 11; Thermal source Tata body 12.
 
The specific embodiment
Further specify technical solution of the present invention below in conjunction with embodiment and Figure of description:
The present invention has the thermal source tower apparatus of filtration and low bleaching liquor performance, comprises air flow circuits and flow of solution loop.Concrete method of attachment is that filter 10 is installed in thermal source tower 1 lower air import department in the air flow circuits, weather shield 9 be installed on filter 10 directly over, filler 7 is installed in the middle part in the thermal source tower 1, liquid-blocking device 4 be installed in filler 7 directly over, the anti-bleaching liquor device 3 of absorbent-type be installed in liquid-blocking device 4 directly over, blower fan 2 be installed in the anti-bleaching liquor device 3 of absorbent-type directly over, MOD 1 is installed in the air outlet place of thermal source tower 1.Differential pressure pickup 8 is installed on the thermal source Tata body 12, and two pressure taps of differential pressure pickup 8 are experienced air pressure in the thermal source Tata body 12 and the air pressure of environment respectively.
Liquid distributor 5 is positioned at directly over the filler 7 and liquid-blocking device 4 belows in the flow of solution loop, and shower nozzle 6 is installed on the liquid distributor 7, and filler 7 is positioned at the middle part of thermal source Tata body 12, collecting tank 11 be positioned at filler 7 under.
The thermal source tower has two kinds of operational modes: counter-flow pattern and recoil pattern.During thermal source tower counter-flow mode operation, air at first passes through filter 10 in the air flow circuits, air is filtered, with impurity filterings such as dust in air, air flows out the back from filter 10 and enters in the tower from thermal source Tata body 12 air intlets, air enters in the filler 7 and carries out heat and mass with solution then, air themperature reduces, air enters liquid-blocking device 4 after coming out from filler 7, the droplet that is mingled with in the air will be held back major part by liquid-blocking device 4, air enters the anti-bleaching liquor device 3 of absorbent-type after liquid-blocking device 4 flows out, in the air with drop will be adsorbed, thereby effectively prevent thermal source tower bleaching liquor, the air after coming out from the anti-bleaching liquor device 3 of absorbent-type will be sucked by blower fan 2, air flows out thermal source tower from thermal source Tata body 12 air outlets through MOD 1 through blower fan 2 pressurization backs, and this moment, MOD 1 was opened.After solution enters thermal source Tata body 12 from thermal source Tata body 12 solution inlet port in the flow of solution loop, enter liquid distributor 5, solution flows out from nozzle 6 then, the solution that flows out from nozzle 6 this moment produces a motive force, promote liquid distributor 5 and nozzle 6 rotations, thereby realize the even cloth liquid to filler 7 in the whole thermal source Tata body 12, the solution that flows out from nozzle 6 will evenly dispense on the filler 7, solution carries out heat and mass with air in filler 7, after raising, solution temperature from filler 7, flows out, finally fall into collecting tank 11, flow out thermal source Tata body 12 from thermal source Tata body 12 tapholes then.
After when thermal source tower counter-flow mode operation is grown one section, the impurity that filters in the filter 10 increases, the resistance of air through filter 10 will be increased, the tower inside and outside differential pressure of Xing Chenging will increase thus, simultaneously under counter-flow pattern, sorbing material in the anti-bleaching liquor device 3 of absorbent-type is behind the certain drop of absorption, adsorption capacity will descend, form saturated, need carry out adsorption capacity regeneration, therefore, when the tower inside and outside differential pressure is saturated greater than the sorbing material in when setting value or the anti-bleaching liquor device 3 of absorbent-type, thermal source Tata body 12 will move the recoil pattern, at this moment in the air flow circuits, MOD 1 is opened, blower fan 2 counter-rotatings, air will enter thermal source Tata body 12 through MOD 1, enter the anti-bleaching liquor device 3 of absorbent-type after being sucked pressurization by blower fan 2 then, therefore the time in the air relative humidity lower, when air is prevented bleaching liquor device 3 through absorbent-type, the air sorbing material inner with it carries out heat and mass, liquid in the sorptive material will be evaporated, and carried the anti-bleaching liquor device 3 of outflow absorbent-type by air simultaneously, air enters liquid-blocking device 4 after the anti-bleaching liquor device 3 of absorbent-type comes out, drop entrained in the air is under the effect of liquid-blocking device 4 and gravity, to be removed by liquid-blocking device 4, air enters filler 7 after liquid-blocking device 4 comes out, air carries out heat and mass with solution in filler 7, air themperature enters filter 9 after reducing, it is opposite when the flow direction of air is with thermal source tower counter-flow mode operation at this moment, therefore the air impurity that will rest on filter 10 in the filter 10 originally filter that blows off is realized the cleaning of filter 10, and final air flows out thermal source Tata body 12 from filter 10 back of coming out.It is identical when flow of solution is with thermal source tower counter-flow mode operation in the flow of solution loop.
Thermal source tower recoil pattern can not carried out separately when the heat source tower heat pump unit is not worked yet, and namely this moment does not work in thermal source tower flow of solution loop, and the air flow circuits normally moves the workflow under the thermal source tower recoil pattern.
When thermal source tower counter-flow mode operation, because the anti-bleaching liquor device 3 of filter 10 and absorbent-type produces resistance in air flow process, make and to form negative pressure in thermal source Tata body 12 inside, the existence of this negative pressure, with the mass exchange that reduces between solution and air, namely reduce the water in air branch and enter in the solution, thereby slow down the reduction of solution concentration, namely reduce the regeneration demand of solution.
When thermal source Tata body 12 quits work, MOD 1 will be closed, thereby prevent that sleet from carrying out thermal source Tata body 12, reduce the improper regeneration demand of solution concentration.

Claims (4)

1. one kind has and filters and the thermal source tower apparatus of low bleaching liquor performance, it is characterized in that, this device comprises thermal source Tata body (12) and is arranged on air flow circuits and flow of solution loop in the described thermal source Tata body (12), described air flow circuits comprises the filter (10) that is arranged on thermal source Tata body (12) the hypomere air intlet outside, be arranged on the weather shield (9) of described filter (10) top, be filled in the filler (7) in thermal source Tata body (12) stage casing, be successively set on the liquid-blocking device (4) directly over the filler (7) from bottom to up, absorbent-type is prevented bleaching liquor device (3), blower fan (2) and MOD (1), described MOD (1) is installed in the air outlet place of thermal source Tata body (12), and thermal source Tata body (12) is provided with the differential pressure pickup (8) of measuring tower inner and outer air pressure difference;
Described flow of solution loop comprises the liquid distributor (5) that is arranged between filler (7) and the liquid-blocking device (4), be installed in shower nozzle (6) on the liquid distributor (5), be filled in the filler (7) in thermal source Tata body (12) stage casing and be positioned at collecting tank (11) under the filler (7).
2. the thermal source tower apparatus with filtration and low bleaching liquor performance according to claim 1 is characterized in that, described filter (10) is realized automatically cleaning by recoil.
According to claim 1 have filter and the thermal source tower apparatus of low bleaching liquor performance, it is characterized in that, the sorbing material that the anti-bleaching liquor device (3) of described absorbent-type adopts is realized the adsorption capacity regeneration of sorbing material by recoil when realizing solution absorption.
4. the thermal source tower apparatus with filtration and low bleaching liquor performance according to claim 1 is characterized in that described MOD (1) is rainproof snow defence type, can avoid rainwater to fall in the thermal source Tata body (12) when closing, and prevents the accumulated snow accumulation simultaneously.
CN201310243346.XA 2013-06-19 2013-06-19 There is the heat source tower device of filtration and low bleaching liquor performance Active CN103292402B (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104990305A (en) * 2015-07-09 2015-10-21 东南大学 Full-operating pre-coagulating type heat-source tower device

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11173789A (en) * 1997-12-11 1999-07-02 Shinko Pantec Co Ltd Water splash preventing structure for counterflow type cooling tower
CN2814299Y (en) * 2005-08-15 2006-09-06 李金鹏 Down-air inlet tower type cooling device
KR20070077530A (en) * 2006-01-24 2007-07-27 (주)하멜 Recovery system and method of cooling water at cooling tower
CN2932272Y (en) * 2006-06-12 2007-08-08 扬州辛普森中央空调制造有限公司 Heat source tower
CN101071044A (en) * 2006-05-11 2007-11-14 郑平安 Cooling tower water-steam recovery method
CN201104123Y (en) * 2007-09-17 2008-08-20 扬州辛普森中央空调制造有限公司 Heat source tower
KR100881163B1 (en) * 2007-10-05 2009-02-03 주식회사 원방테크 A cooling tower
CN101846374A (en) * 2009-03-24 2010-09-29 阿尔西制冷工程技术(北京)有限公司 Self-cleaning Intelligent ventilation device and utilization method thereof
CN201983650U (en) * 2010-09-03 2011-09-21 上海海鼎实业发展有限公司 Separated heat transfer spray closed cooling tower

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11173789A (en) * 1997-12-11 1999-07-02 Shinko Pantec Co Ltd Water splash preventing structure for counterflow type cooling tower
CN2814299Y (en) * 2005-08-15 2006-09-06 李金鹏 Down-air inlet tower type cooling device
KR20070077530A (en) * 2006-01-24 2007-07-27 (주)하멜 Recovery system and method of cooling water at cooling tower
CN101071044A (en) * 2006-05-11 2007-11-14 郑平安 Cooling tower water-steam recovery method
CN2932272Y (en) * 2006-06-12 2007-08-08 扬州辛普森中央空调制造有限公司 Heat source tower
CN201104123Y (en) * 2007-09-17 2008-08-20 扬州辛普森中央空调制造有限公司 Heat source tower
KR100881163B1 (en) * 2007-10-05 2009-02-03 주식회사 원방테크 A cooling tower
CN101846374A (en) * 2009-03-24 2010-09-29 阿尔西制冷工程技术(北京)有限公司 Self-cleaning Intelligent ventilation device and utilization method thereof
CN201983650U (en) * 2010-09-03 2011-09-21 上海海鼎实业发展有限公司 Separated heat transfer spray closed cooling tower

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104990305A (en) * 2015-07-09 2015-10-21 东南大学 Full-operating pre-coagulating type heat-source tower device

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