CN103727834B - A kind of energy-saving double combination cooling circulating water device - Google Patents
A kind of energy-saving double combination cooling circulating water device Download PDFInfo
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- CN103727834B CN103727834B CN201410002974.3A CN201410002974A CN103727834B CN 103727834 B CN103727834 B CN 103727834B CN 201410002974 A CN201410002974 A CN 201410002974A CN 103727834 B CN103727834 B CN 103727834B
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Abstract
The invention discloses a kind of energy-saving double combination cooling circulating water device, comprise nature cooling chamber, be arranged on and fall a grade cooling end outside nature cooling chamber, nature cooling chamber comprises the canyon on upper strata and the hot-tub of lower floor, it is hollow for falling grade cooling end, the hollow area of falling grade cooling end forms water cooling pond, the outer wall falling grade cooling end is provided with and falls level, fall level and comprise the step unit that level height reduces successively, fall grade water cooling pond to be communicated with, hot-tub is communicated with the water inlet end of cooling tower by passage, water extraction in hot-tub is also risen to the step unit falling grade top by hot-tub by passage, the water side of cooling tower extends to the step unit falling grade top, water extraction in water cooling pond is risen to the step unit falling grade top by water cooling pond by passage, water cooling pond is also communicated with effluent reuse part by passage.The present invention, by multistage drop, expands the contact surface of water and air, and can repeatedly circulate, cooled by hot water.
Description
Technical field
The invention belongs to a kind of natural cooling chamber field, more specifically relate to a kind of energy-saving double combination cooling circulating water device, the recirculated water being applicable to the industries such as food, medicine, papermaking utilizes, and is particularly useful for requirement and reduces energy consumption, reduce the project of floor space, can the places of cultural interest be made if desired.
Background technology
In the industries such as food, medicine, papermaking, produce a large amount of hot water by various heat exchange, if drained by this part water, water resource can be wasted, also can cause water pollutions.If recycled after this part water cooling, not only can save great lot of water resources, also can avoid the discharge of waste water, reduce environmental pollution, so cooling circulating water technique just creates.
Current cooling circulating water mode: have the mode that nature cools, machinery cools and the two combines, be naturally cooled through and hot water is entered pond, hot water and air produce heat exchange in its natural state, reaches the object of cooling hot water.Naturally cool economize energy, do not need too many equipment; But there is the pond that an area is very large; Affect greatly by surrounding enviroment; Evaporated quantity of water is large, needs continuous moisturizing; Affect greatly by weather conditions, cooling effectiveness is low, substantially suffers exit at present.Machinery cooling is primarily of cooling tower and collect pond composition, and hot water is by being pumped into cooling tower, and the fan in cooling tower constantly gives water for cooling, reaches the object of cooling in the process of water flow.Machinery good cooling results, stable, affect by surrounding enviroment little, therefore be widely used; But machinery cooling energy consumption is higher, not too economical.The two mode combined can reach raises the efficiency and energy-conservation object, but need set up the larger cool cycles pond of an area, takies more soil.If cooling tower power is less, may be not enough when summer; If cooling tower power is comparatively large, may lowers the temperature when winter too many, cause waste.
Summary of the invention
The object of the invention is the problems referred to above being to exist for prior art, a kind of energy-saving double combination cooling circulating water device is provided, by multistage drop, expand the contact surface of water and air, and can repeatedly circulate, hot water is cooled.
To achieve these goals, the present invention is by the following technical solutions:
A kind of energy-saving double combination cooling circulating water device, comprise nature cooling chamber, also comprise being arranged on and fall a grade cooling end outside nature cooling chamber, nature cooling chamber comprises the canyon on upper strata and the hot-tub of lower floor, it is hollow for falling grade cooling end, the hollow area of falling grade cooling end forms water cooling pond, the outer wall falling grade cooling end is provided with and falls level, fall level and comprise the step unit that level height reduces successively, the step unit falling grade bottom is communicated with water cooling pond, canyon is provided with hot water elevator pump and cold water force (forcing) pump, hot-tub is communicated with the water inlet end of the 3rd valve with outside cooling tower by hot water elevator pump successively, water extraction in hot-tub is also risen to by hot water elevator pump and the 4th valve the step unit falling grade top by hot-tub successively, the water side of cooling tower extends to the step unit falling grade top, water extraction in water cooling pond is risen to by cold water force (forcing) pump and the 9th valve the step unit falling grade top by water cooling pond successively, water cooling pond is also communicated with the effluent reuse part falling grade cooling end outside with the 8th valve by cold water force (forcing) pump successively.
A kind of energy-saving double combination cooling circulating water device, also comprise the purifier be arranged in canyon, chemicals dosing plant and pipe-line mixer, cold water in water cooling pond is connected with the purification arrival end of purifier with the 14 valve by water treatment force (forcing) pump successively, cold water in water cooling pond is also successively by water treatment force (forcing) pump, 13 valve is connected with the purification arrival end of purifier with pipe-line mixer, pipe-line mixer is connected with chemicals dosing plant, water extraction after purification is risen to the step unit falling grade top by the tenth valve and the 9th valve by the purge outlet end of purifier successively.
Water cooling pond as above is connected with water replanishing device.
Hot water elevator pump as above comprises the first hot water elevator pump in parallel and the second hot water elevator pump; Described cold water force (forcing) pump comprises the first cold water force (forcing) pump in parallel and the second cold water force (forcing) pump.
Step unit as above comprises first flow and the second runner, the level height of first flow is higher than the level height of the second runner, first flow one end is communicated with second runner one end of the higher leveled step unit of level height, the first flow other end is communicated with second runner one end, the other end of the second runner is communicated with one end of the first flow of the low one-level of level height, and the difference in height in same step unit between first flow and the second runner is less than the difference in height of the first flow of the second runner and the low one-level of level height.
First flow in same step unit as above and the second runner are separated by high-order cutoff board, and the first flow of the step unit of the second runner and the low one-level of level height is separated by low level cutoff board.
Natural cooling chamber as above is column, and falling grade cooling end is taper centered by natural cooling chamber, and step unit is that annular ring is outside around natural cooling chamber, and step unit is more lower away from natural cooling chamber level height centered by natural cooling chamber.
Water cooling pond as above is annular, the training wall of annular is provided with in water cooling pond, water cooling pond is divided into S shape runner by the training wall of annular, and water cooling pond is separately positioned on the two ends of S shape runner with the step unit connectivity part and cold water force (forcing) pump of falling grade bottom in water cooling pond water suction place.
The gradient between one end of first flow in same step unit and the other end is between 2 ‰ ~ 5 ‰, and the gradient between one end of the second runner in same step unit and the other end is between 2 ‰ ~ 5 ‰.
The present invention compared with prior art, has the following advantages and effect:
1, owing to seldom using cooling tower to cool, directly utilize natural circulation cooling mode, energy consumption can be saved to greatest extent;
2, the equipment such as cooling tower, chemicals dosing plant, purifier, pump are concentrated in 1 pond, can save floor occupying area;
3, screw typely fall a grade way, the contact area of water and air can be rolled up, be convenient to air and water carries out heat exchange;
4, can be combined with surrounding enviroment, make the form of fountain view, beautify surrounding enviroment.
Accompanying drawing explanation
Fig. 1 is the schematic top plan view of step unit of the present invention.
Fig. 2 is the schematic top plan view of training wall of the present invention.
Fig. 3 is that schematic diagram (in Fig. 2 B-B section) arranged by a kind of hot water elevator pump.
Fig. 4 is that a kind of cold water force (forcing) pump arranges schematic diagram (in Fig. 2 A-A section).
Fig. 5 is cooling circuit (1-1) system diagram using cooling tower.
Fig. 6 is cooling circuit (1-2) system diagram not using cooling tower.
Fig. 7 is water-purifying apparatus operating loop (1-3) system diagram.
Fig. 8 is back purge system operating loop (1-4) system diagram.
In figure: (the cooling circuit of 1-1, use cooling tower of loop; 1-2, do not use the cooling circuit of cooling tower; 1-3, water-purifying apparatus operating loop; 1-4, back purge system operating loop); Valve (2-1, the first valve; 2-2, the second valve; 2-3, the 3rd valve; 2-4, the 4th valve; 2-5, the 5th valve; 2-6, the 6th valve; 2-7, the 7th valve; 2-8, the 8th valve; 2-9, the 9th valve, 2-10, the tenth valve; 2-11, the 11 valve; 2-12, the 12 valve; 2-13, the 13 valve; 2-14, the 14 valve); 3, hot-tub; 4, the first hot water elevator pump; 5, the second hot water elevator pump; 6, cooling tower; 7, natural cooling chamber; 8, level is fallen; 9, water cooling pond; 10, the first cold water force (forcing) pump; 11, the second cold water force (forcing) pump; 12, water treatment force (forcing) pump; 13, chemicals dosing plant; 14, pipe-line mixer; 15, purifier; 16, mud discharging device; 17, water replanishing device; 18, effluent reuse part; 19, discharge of wastewater part; 20, water fender; 21, training wall; P-looks for the slope gradient.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described in further detail:
A kind of energy-saving double combination cooling circulating water device, it comprises loop (1-1 ~ 1-4), valve (2-1 ~ 2-14), hot-tub 3, hot water elevator pump 4, cooling tower 6, natural cooling chamber 7, falls level 8, water cooling pond 9, hot water elevator pump (4,5), water treatment force (forcing) pump 12, purifier 15, hot water elevator pump (4,5) is connected with hot-tub 3 and cooling tower 6 by pipeline, by pipeline with fall level 8 and be connected, cooling tower 6 by pipeline with fall level 8 and be connected; Fall level 8 to be connected with water cooling pond 9 by pipeline; Cold water force (forcing) pump (10,11) is connected with effluent reuse part 18 by pipeline, cold water force (forcing) pump (10,11) by pipeline with fall level 8 and be connected, cold water force (forcing) pump (10,11) is connected with purifier 15 by pipeline; Water treatment force (forcing) pump 12 is connected with pipe-line mixer 14 by pipeline, and water purification medicine is added pipe-line mixer 14 by chemicals dosing plant 13, to carry out preliminary purification to water; Purifier 15 is connected with pipe-line mixer 14 by pipeline, and purifier 15 is connected with mud discharging device 16 by pipeline, purifier 15 by pipeline with fall level 8 and be connected, purifier 15 is connected with wastewater discharge device 19 by pipeline; Water replanishing device 17 by pipeline with fall level 8 and be connected.
First hot water elevator pump 4 and the second hot water elevator pump 5 for subsequent use each other, when the first hot water elevator pump 4 can not work, the first valve 2-1 closes, and the second valve 2-2 opens, and hot water passes through Cemented filling; When the second hot water elevator pump 5 can not work, the second valve 2-2 closes, and the first valve 2-1 opens, and hot water is by another Cemented filling.
First cold water force (forcing) pump 10 and the second cold water force (forcing) pump 11 for subsequent use each other, when the second cold water force (forcing) pump 11 can not work, the 5th valve 2-5 closes, and the 6th valve 2-6 opens, and cooling water passes through Cemented filling; When the first cold water force (forcing) pump 10 can not work, the 6th valve 2-6, the 7th valve 2-7 close, and the 5th valve 2-5 opens, and cooling water is by another Cemented filling.
Water purification medicine is added pipe-line mixer 14 by chemicals dosing plant 13, and medicine and cooling water mix in pipe-line mixer 14, then enters purifier 15 by pipeline and purify.When pipe-line mixer 14 can not work, the 13 valve 2-13 closes, and younger brother 14 valve 2-14 opens, and cooling water directly enters purifier 15 by pipeline, can avoid because pipe-line mixer 14 quits work like this and cause whole system to stop production.
As shown in Figure 1, nature cooling chamber 7 is by being positioned at concrete top cover in the middle part of pond (absolute altitude H1 place) and multiple levels 8 of falling circumferentially form, current are entered by water inlet and fall level 8 peak and (be illustrated as 2.10 meters of absolute altitudes, the i.e. step unit of highest level height), then diagram 1.80 meters of absolute altitudes are flowed in the direction of the arrow from peak, continue circulation from 1.70 meters of absolute altitudes again, finally arrive and fall level 8 minimum point (being illustrated as-1.80 meters of absolute altitude places), path is very long.Because water temperature is higher than atmospheric temperature, path is longer, and more abundant with the heat exchange of air, cooling effect is better; Fall level 8 surface and adopt marble or outdoor tile facing, water imbibition is little and elegant in appearance, can reduce the loss of water; As shown in Figure 3, step unit is wide gets 1.2 meters, the difference in height of one end distance other end of the first flow in same step unit is 0.3 meter, the difference in height of one end distance other end of the second runner is 0.3 meter, (one end of such as first flow is 2.10 meters ~ 1.80 meters to other end level height), one end of first flow in same step unit and the gradient of the other end are between 2 ‰ ~ 5 ‰, one end of second runner and the gradient of the other end, between 2 ‰ ~ 5 ‰, can just allow water flow stationary flow and can not The water splash in all directions; As shown in Figure 4, the height of the distance from top first flow (or second runner) of water fender 20, between 120 ~ 180mm, ensures that in step unit, water level depth, at 100 ~ 160mm, can allow current fully dispel the heat and can avoid excessive vaporization; On concrete top cover, (absolute altitude 2.75 meters of) place cooling tower 6;
As shown in Figure 2, hot water elevator pump (4,5), water treatment force (forcing) pump 12, chemicals dosing plant 13, pipe-line mixer 14, purifier 15, cold water force (forcing) pump (10,11) and valve, pipeline are placed in the top (absolute altitude H2 place) of natural cooling chamber 7;
As shown in Figure 3, bottom (absolute altitude H3) place of hot water elevator pump (4,5) is hot-tub 3; The bottom one deck (absolute altitude H3) falling level 8 is water cooling pond 9;
As shown in Figure 4, cold water force (forcing) pump (10,11) extracts Chi Shui and falls level 8 by pipeline feeding from water cooling pond 9, carries out circulating cooling.As shown in Figure 2, Figure 3, Figure 4, have the training wall 21 that 2 annular in water cooling pond 9, general employing 240 abundant heart brick masonries, main purpose allows the current of water cooling pond 9 along training wall 21 olderly flowage, avoids producing turbulent flow or eddy current, ensures the stable of equipment.
As shown in Figure 5, when environment temperature is lower than 30 DEG C, do not need to start cooling tower 6, the 3rd valve 2-3 entering cooling tower 6 closes, 4th valve 2-4 opens, and hot water flows into hot-tub 3 from water inlet pipe, and hot water elevator pump 4 extracts hot water out from hot-tub 3, the level 8 of falling sent in nature cooling chamber 7 by pipeline carries out naturally cooling step by step, and naturally cooled water enters water cooling pond 9; When cooling water temperature is higher than designing requirement, as shown in Figure 5,8th valve 2-8, the tenth valve 2-10 close, 7th valve 2-7, the 9th valve 2-9 open, water in water cooling pond 9 is fallen level 8 by pipeline feeding and cools by cold water force (forcing) pump (10,11), constantly can circulate like this and carry out nature cooling, its signal refers to the dotted arrow path of loop 1-1 in Fig. 5; When cooling water temperature reaches designing requirement, 9th valve 2-9, the tenth valve 2-10 close, 8th valve 2-8 opens, as shown in Figure 5, major part cooling water is evacuated to effluent reuse part 18 by cold water force (forcing) pump (10,11) by pipeline and carries out reuse, and its signal refers to the solid arrow path of loop 1-1 in Fig. 5.
When needs start cooling tower 6, as shown in Figure 6, the 3rd valve 2-3 entering cooling tower 6 opens, 4th valve 2-4 closes, hot water elevator pump (4,5) extracts hot water out from hot-tub 3, send into cooling tower 6 by pipeline, the level 8 of falling that the cooled water of cooling tower 6 is sent in nature cooling chamber 7 by pipeline carries out naturally cooling step by step, and naturally cooled water enters water cooling pond 9; When cooling water temperature is higher than designing requirement, as shown in Figure 6,8th valve 2-8, the tenth valve 2-10 close, 7th valve 2-7, the 9th valve 2-9 open, water in water cooling pond 9 is fallen level 8 by pipeline feeding and cools by cold water force (forcing) pump (10,11), and its signal refers to the dotted arrow path of loop 1-2 in Fig. 6; When cooling water temperature reaches designing requirement, 9th valve 2-9, the tenth valve 2-10 close, 8th valve 2-8 opens, as shown in Figure 6, major part cooling water is evacuated to effluent reuse part 18 by cold water force (forcing) pump (10,11) by pipeline and carries out reuse, and its signal refers to the solid arrow path of loop 1-2 in Fig. 6.
For keeping the cleaning of water, as shown in Figure 7, small part cooling water (5% ~ 10%) is evacuated to pipe-line mixer 14 by water treatment force (forcing) pump 12 by pipeline, add composite water purifying medicine (as Gui Lijing) in chemicals dosing plant 13 simultaneously, preliminary purification is carried out to cooling water, the water of preliminary purification flows into integral water purifying device 15(by pipeline again and can adopt the JSY-20 integral water purifier of environmental protection company of new ACE Semi) be further processed, now the 12 valve 2-12 closes, shows valve 2-11 opens, water after process is flowed into by pipeline and falls level 8, its signal refers to the dotted arrow path of loop 1-3 in Fig. 7, the impurity that purifier 15 produces enters mud discharging device 16 by pipeline, its signal refers to the solid arrow path of loop 1-3 in Fig. 7.
When purifier 15 uses a period of time inside accumulation impurity, need to carry out backwash, as shown in Figure 8, now the 8th valve 2-8, the 9th valve 2-9, the 11 valve 2-11 close, tenth valve 2-10, the 12 valve 2-12 open, cold water force (forcing) pump (10,11) draw water from water cooling pond 9 by pipeline send into purifier 15 carry out backwash, waste water after backwash is sent into wastewater discharge device 19 by pipeline and is drained into Sewage Disposal, and its signal refers to the dotted arrow path of loop 1-4 in Fig. 8.
For the natural evaporation of replenishment cycles water, cold water is supplemented to water cooling pond 9 by pipeline by water replanishing device 17.
In above process, all practicable automatic control of the switch of valve, can reduce the consumption of human resources.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various amendment or supplement or adopt similar mode to substitute to described specific embodiment, but can't depart from spirit of the present invention or surmount the scope that appended claims defines.
Claims (9)
1. an energy-saving double combination cooling circulating water device, comprise nature cooling chamber (7), it is characterized in that, also comprise be arranged on nature cooling chamber (7) outside fall a grade cooling end, nature cooling chamber (7) comprises the canyon (701) on upper strata and the hot-tub (3) of lower floor, it is hollow for falling grade cooling end, the hollow area of falling grade cooling end forms water cooling pond (9), the outer wall falling grade cooling end is provided with and falls level (8), fall level (8) and comprise the step unit that level height reduces successively, the step unit falling level (8) bottom is communicated with water cooling pond (9), canyon (701) is provided with hot water elevator pump and cold water force (forcing) pump, hot-tub (3) is communicated with the water inlet end of the 3rd valve (2-3) with outside cooling tower (6) by hot water elevator pump successively, water extraction in hot-tub (3) is also risen to by hot water elevator pump and the 4th valve (2-4) the step unit falling level (8) top by hot-tub (3) successively, the water side of cooling tower (6) extends to the step unit falling level (8) top, water extraction in water cooling pond (9) is risen to by cold water force (forcing) pump and the 9th valve (2-9) the step unit falling level (8) top by water cooling pond (9) successively, water cooling pond (9) is also communicated with the effluent reuse part (18) falling grade cooling end outside with the 8th valve (2-8) by cold water force (forcing) pump successively.
2. one according to claim 1 energy-saving double combination cooling circulating water device, it is characterized in that, also comprise the purifier (15) be arranged in canyon (701), chemicals dosing plant (13) and pipe-line mixer (14), cold water in water cooling pond (9) is connected with the purification arrival end of purifier (15) with the 14 valve (2-14) by water treatment force (forcing) pump (12) successively, cold water in water cooling pond (9) is also successively by water treatment force (forcing) pump (12), 13 valve (2-13) is connected with the purification arrival end of pipe-line mixer (14) with purifier (15), pipe-line mixer (14) is connected with chemicals dosing plant (13), water extraction after purification is risen to the step unit falling level (8) top by the tenth valve (2-10) and the 9th valve (2-9) by the purge outlet end of purifier (15) successively.
3. one according to claim 1 energy-saving double combination cooling circulating water device, is characterized in that, described water cooling pond (9) is connected with water replanishing device (17).
4. one according to claim 1 energy-saving double combination cooling circulating water device, is characterized in that, described hot water elevator pump comprises the first hot water elevator pump (4) in parallel and the second hot water elevator pump (5); Described cold water force (forcing) pump comprises the first cold water force (forcing) pump (10) in parallel and the second cold water force (forcing) pump (11).
5. according to the energy-saving double combination cooling circulating water of any one described in claim 1 ~ 4 device, it is characterized in that, described step unit comprises first flow and the second runner, the level height of first flow is higher than the level height of the second runner, first flow one end is communicated with second runner one end of the higher leveled step unit of level height, the first flow other end is communicated with second runner one end, the other end of the second runner is communicated with one end of the first flow of the low one-level of level height, difference in height in same step unit between first flow and the second runner is less than the difference in height of the first flow of the second runner and the low one-level of level height.
6. one according to claim 5 energy-saving double combination cooling circulating water device, it is characterized in that, first flow in described same step unit and the second runner are separated by high-order cutoff board, and the first flow of the step unit of the second runner and the low one-level of level height is separated by low level cutoff board.
7. one according to claim 5 energy-saving double combination cooling circulating water device, it is characterized in that, described natural cooling chamber (7) is column, falling grade cooling end is taper centered by natural cooling chamber (7), step unit is that annular ring is outside around natural cooling chamber (7), and step unit is more lower away from natural cooling chamber (7) level height centered by natural cooling chamber (7).
8. one according to claim 7 energy-saving double combination cooling circulating water device, it is characterized in that, described water cooling pond (9) is annular, the training wall (21) of annular is provided with in water cooling pond (9), water cooling pond (9) is divided into S shape runner by the training wall (21) of annular, and water cooling pond (9) is separately positioned on the two ends of S shape runner with the step unit connectivity part and cold water force (forcing) pump of falling level (8) bottom in water cooling pond (9) water suction place.
9. one according to claim 5 energy-saving double combination cooling circulating water device, it is characterized in that, the gradient between one end of first flow in same step unit and the other end is between 2 ‰ ~ 5 ‰, and the gradient between one end of the second runner in same step unit and the other end is between 2 ‰ ~ 5 ‰.
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| CN201410002974.3A CN103727834B (en) | 2014-01-03 | 2014-01-03 | A kind of energy-saving double combination cooling circulating water device |
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| CN2513280Y (en) * | 2001-12-07 | 2002-09-25 | 孙诗杰 | Multichannel parallel circulation cooling water supply device for hydropower station unit |
| CN200989624Y (en) * | 2006-11-02 | 2007-12-12 | 冯太和 | Equipment for lowering temperature and cooling circulating cooled water and heating for user |
| JP2011085327A (en) * | 2009-10-16 | 2011-04-28 | Tlv Co Ltd | Heating-cooling device |
| CN201999867U (en) * | 2010-12-07 | 2011-10-05 | 绿能生态环境科技有限公司 | Anaerobic digestion fluid organic compound fertilizer production facility |
| CN103172216A (en) * | 2012-11-23 | 2013-06-26 | 新疆环境工程技术有限责任公司 | Method for advanced treatment and reuse of wastewater |
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Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2513280Y (en) * | 2001-12-07 | 2002-09-25 | 孙诗杰 | Multichannel parallel circulation cooling water supply device for hydropower station unit |
| CN200989624Y (en) * | 2006-11-02 | 2007-12-12 | 冯太和 | Equipment for lowering temperature and cooling circulating cooled water and heating for user |
| JP2011085327A (en) * | 2009-10-16 | 2011-04-28 | Tlv Co Ltd | Heating-cooling device |
| CN201999867U (en) * | 2010-12-07 | 2011-10-05 | 绿能生态环境科技有限公司 | Anaerobic digestion fluid organic compound fertilizer production facility |
| CN103172216A (en) * | 2012-11-23 | 2013-06-26 | 新疆环境工程技术有限责任公司 | Method for advanced treatment and reuse of wastewater |
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