CN101566438B - Cooling method of exhaust gas and device thereof - Google Patents
Cooling method of exhaust gas and device thereof Download PDFInfo
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- CN101566438B CN101566438B CN200810095473A CN200810095473A CN101566438B CN 101566438 B CN101566438 B CN 101566438B CN 200810095473 A CN200810095473 A CN 200810095473A CN 200810095473 A CN200810095473 A CN 200810095473A CN 101566438 B CN101566438 B CN 101566438B
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- cooling
- cooling air
- temperature
- exhaust
- air
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Abstract
The invention provides a cooling device of exhaust gas, which cannot reduce the cooling efficiency under high exterior temperature and can prevent the wasting of a cooling pipe in a basket at the upstream side caused by the influence of high-temperature oxidation when the temperature of the exhaust gas exceeds an anticipated value. In the invention, the cooling device of the exhaust gas consists of a basket (2), a cooling fan (F) and a plurality of cooling pipes (2a), wherein the basket (2) is divided into a cooling air chamber (A) and a gas chamber (G) opposite to the cooling air chamber (A) by a partition wall (2b). The cooling fan (F) supplies cooling air for the cooling air chamber (A). The cooling pipes (2a) penetrate through the cooling air chamber (A), communicate the cooling air chamber (A) with the gas chamber (G) at the opposite position and are provided with a liquid supply mechanism (10) used for cooling the cooling air.
Description
Technical field
The present invention relates to the cooling means and the device thereof of exhaust, particularly relate to the cooling means of the exhaust of cooling off and the improvement of device thereof based on the indirect type air cooling.
Background technology
In the past, as the cooling means of the indirect type air cooling cooling of having used exhaust, proposed to use the method for cooling device shown in Figure 2.
The cooling device 20 of the exhaust of in the cooling means of this exhaust, using is made up of basket 2, cooling fan F, a plurality of cooling tube 2a, and said basket 2 is divided into cooling air chamber A and is positioned at gas compartment G, the G across this cooling air chamber A relative position by next door 2b, 2b; Said cooling fan F supplies with the cooling air to cooling air chamber A; Said a plurality of cooling tube 2a runs through cooling air chamber A, will between the gas compartment G of relative position, be communicated with.
Form the dust bin 2c of pan shape in the bottom of gas compartment G, the dust that storage breaks away from from the exhaust of passing through through at the inclinator D that appropriately opens and closes two grades of formulas period, is sent to and discharges conveyer 9, discharges to appropriate place.
In addition, in legend, represented through exhaust relay pipe 5 that a gas compartment G is communicated with and the cooling air relay pipe 8 that will cool off air chamber A connection, the example that links three baskets 2 in upright arrangement, still, the quantity of basket 2 is not limited to three.
Then; This cooling device 20 receives from the exhaust of the high temperature of incinerator, electric furnace etc. (omitting diagram) discharge from introducing port 3; Through gas compartment G, cooling tube 2a, gas compartment G, the relay pipe 5 in the basket 2 in first (legend left side); Through second, the 3rd basket 2, be sent to the precipitron (omitting diagram) that becomes subsequent processing from outlet 4.
Exhaust is through by being cooled when cooling fan F delivers to the air cooled cooling tube 2a of the cooling of cooling air chamber A by cooling air supply pipe 6, for example, the exhaust of 400～450 ℃ of degree is cooled to 200～250 ℃.
In addition, the cooling air is supplied with to cooling air supply pipe 6 from cooling fan F, by the cooling air chamber A of basket 2 and with the cooling air relay pipe 8 that the cooling air chamber A of each basket 2 is communicated with, discharges from cooling air discharge pipe 7.
But,, and import to cooling air chamber A because the cooling device of this exhaust 20 is to suck outer gas through cooling fan F; 2a cools off to cooling tube, so, there is following problems; That is, when the temperature degree was high outside, cooling effectiveness reduced; Simultaneously, be to exceed under the situation of high temperature of anticipation in delivery temperature, the cooling tube in the basket of upstream side is easily because of the influence loss of high-temperature oxydation.
The present invention has used for reference the cooling means of above-mentioned exhaust in the past and the problem points that device had thereof; Even when providing a kind of degree of temperature outside high; Cooling effectiveness can not reduce yet; Also having, is to exceed under the situation of high temperature of anticipation in delivery temperature, can prevent that also the cooling tube in the basket of upstream side from being purpose because of the cooling means and the device thereof of the exhaust of the influence loss of high-temperature oxydation.
Summary of the invention
To achieve these goals; The cooling means of exhaust of the present invention is through the cooling air; The outer surface of the cooling tube of cooled interior through high-temperature exhaust air is arranged cools off exhaust in view of the above, it is characterized in that; Liquid is contacted with the cooling air, reduce the temperature of cooling air.
In this case, can measure temperature and the delivery temperature of importing of the cooling air of supply, according to the value of measuring, the quantity delivered of the quantity delivered of control cooling air and the liquid that contacts with the cooling air.
In addition, the cooling device of implementing the exhaust of the present invention of said method is made up of basket, cooling fan, a plurality of cooling tube, and said basket is divided into the cooling air chamber and is positioned at the gas compartment across this cooling air chamber relative position by the next door; Said cooling fan is supplied with the cooling air to the cooling air chamber; Said a plurality of cooling tube runs through above-mentioned cooling air chamber, will between the gas compartment of relative position, be communicated with, and it is characterized in that, sets to be used for to cooling air feed fluid, to cooling off the liquid feed mechanism that air cools off.
In this case, the liquid feed mechanism is by being provided in the liquid jet blower on cooling the pipe arrangement that air passed through and constituting to the pump of this liquid jet blower feed fluid.
In addition, can set the temperature sensor that the delivery temperature of the temperature of the cooling air supplied with and importing is measured, have according to by the measured value of this temperature sensor the controlling organization of control cooling fan and liquid feed mechanism.
The invention effect
According to the cooling means and the device thereof of exhaust of the present invention, liquid is contacted with the cooling air, utilize the heat of gasification of liquid; The temperature of cooling air is reduced; In view of the above, even under the situation that the temperature degree is high outside, also can be through increasing the heat of gasification of the liquid suitable with the temperature rising of cooling air; Reduce the temperature of cooling air, prevent that cooling effectiveness from reducing.
Here; Make contacting except the cooling air supply pipe of cooling air and liquid; Also in the cooling air relay pipe that the cooling air chamber with each basket is communicated with, carry out; In view of the above, even be to exceed under the situation of high temperature of anticipation, can prevent effectively that also cooling tube in the basket of upstream side is because of the influence loss of high-temperature oxydation in delivery temperature.
In addition, in the temperature of measuring the cooling air of supplying with and the delivery temperature of importing, during the amount of the liquid that decision contacts with the cooling air; When outer temperature degree is low, can reduces or stop and amount that cooling off the liquid that air contacts, simultaneously; Because through the delivery temperature that imports; Therefore the amount of the liquid that change contacts with the cooling air, can also prevent the dewfall in device.
Description of drawings
Fig. 1 is the front view of broken section of an embodiment of the cooling device of expression exhaust of the present invention.
Fig. 2 is the front view of broken section of the cooling device of exhaust in the past.
Symbol description
The cooling device of 1 exhaust
2 baskets
The 2a cooling tube
The 2b next door
3 introducing ports
4 outlets
5 relay pipe
6 cooling air supply pipes
7 cooling air discharge pipes
8 cooling air relay pipe
9 discharge conveyer
10 liquid feed mechanisms
11 liquid jet blowers
12 coolant pipes
13 controlling organizations
A cools off air chamber
The G gas compartment
The F cooling fan
The P pump
The S temperature sensor
The specific embodiment
Below, according to accompanying drawing, the cooling means of exhaust of the present invention and the embodiment of device thereof are described.
In addition, to previous methods in identical symbol, a series of symbol of device identical construction mark that use, omit explanation.
[embodiment 1]
Fig. 1 is the cooling means of expression exhaust of the present invention and an embodiment of device thereof.
The cooling device 1 of the exhaust of in the cooling means of this exhaust, using is made up of basket 2, cooling fan F, a plurality of cooling tube 2a, and said basket 2 is divided into cooling air chamber A and is positioned at gas compartment G, the G across this cooling air chamber A relative position by next door 2b, 2b; Said cooling fan F supplies with the cooling air to cooling air chamber A; Said a plurality of cooling tube 2a runs through cooling air chamber A, will between the gas compartment G of relative position, be communicated with.
Then; The cooling device 1 of this exhaust is for the cooling air; Be equipped with by being provided in liquid jet blower 11 on cooling the pipe arrangement that air passed through and the liquid feed mechanism 10 that is constituted to the pump P of these liquid jet blower 11 feed fluids, simultaneously, set a plurality of temperature sensor S that the delivery temperature of the temperature of the cooling air supplied with and importing is measured; Set according to by the measured value of these temperature sensors S, control the controlling organization 13 of cooling fan F and pump P.
Liquid feed mechanism 10 is constituted as from coolant bottle T by pump P; To cooling air supply pipe 6 and cooling air relay pipe 8 spraying liquids that the cooling air chamber A of each basket 2 is communicated with; The liquid that stores at coolant bottle T is sent to the liquid jet blower 11 that suitable place set in cooling air supply pipe 6 and cooling air relay pipe 8 from pump P by coolant pipe 12, from 11 sprayings of liquid jet blower.
Controlling organization 13 has temperature sensor S1 that the temperature of the cooling air of supplying with is measured and the temperature sensor S2 that the delivery temperature that imports is measured; The measured value that reception is measured by these temperature sensors S1, S2; And according to measured value, control cooling fan F and pump P are when the temperature degree is low outside; With low if cool off the temperature of air; The delivery temperature of importing then reduces the quantity delivered of cooling air in the scope of stipulating, reduction perhaps stops to control from the mode of the amount of the liquid of pump P supply.
In this case, be setting when above in the delivery temperature that imports, the quantity delivered that one side will cool off air maintains ormal weight, and one side is from the liquid of pump P supply ormal weight.
In addition, when the temperature degree is high outside, because the temperature of cooling air raises, so, improving the quantity delivered of cooling air, in order to increase the heat of gasification of liquid, the amount of the liquid supplied with from pump P is also supplied with the mode of sufficient amount and controlled.
In view of the above,, also can reduce the temperature of cooling air, can not reduce cooling effectiveness even when the temperature degree is high outside.
In addition; Except temperature sensor S1, the S2; Can be as required, the temperature sensor of the temperature sensor S5 that the temperature of the temperature sensor S4 that sets temperature sensor S3 that the discharge temperature of the exhaust that is cooled is measured, the discharge temperature of the cooling air supplied with is measured, the liquid of subtend cooling air-atomizing is measured etc.
Also can comprehensively control through controlling organization 13, so as from these temperature sensors S3, S4, S5 to controlling organization 13 transmission temperature separately, make the discharge temperature of exhaust become set point of temperature.
The effect of the cooling device 1 of this exhaust then, is described.
The exhaust that produces from the exhaust generation source of incinerator, electric furnace etc. imports in the basket 2 from introducing port 3 through the attraction fan (omit and illustrate) of the precipitron that is communicated with the outlet 4 of cooling device 1.
Then, through temperature sensor S2, to the importing temperature of controlling organization 13 transmission exhausts.
At this moment; The supplying temperature of the cooling air that is measured by temperature sensor S1 also is transferred to controlling organization 13; According to the value of being transmitted, the quantity delivered of decision through the cooling air of cooling air chamber A and the quantity delivered of liquid that the cooling air of supplying with from pump P is cooled off.
Then; Exhaust is cooled to set point of temperature through cooling tube 2a the time, not special the qualification; For example the exhaust of 400～450 ℃ of degree is cooled to 200～250 ℃, and said cooling tube 2a is by the cooling air cooling of controlling, become appropriate temperature through controlling organization 13.
Like this; Make the cooling air in cooling pipe arrangement that air passed through, specifically in cooling air supply pipe 6 and cooling air relay pipe 8 that the cooling air chamber A of each basket 2 is communicated with, contact with liquid, the temperature of air is cooled off in reduction; In view of the above; Even under the situation that the temperature degree is high outside, also can reduce the temperature of the cooling air that imports to the cooling air chamber, prevent that cooling effectiveness from reducing.
In addition, the liquid that is used to cool off air makes water usually.So, use at this water under the situation of water for industrial use, can utilize original pressure of water for industrial use to replace pump P.
More than, according to embodiment, the cooling means and the device thereof of exhaust of the present invention is illustrated, still, the present invention is not limited at the formation of the foregoing description record, can in the scope that does not break away from its purport, rightly this formation be changed.
The possibility of utilizing on the industry
Because the cooling means of exhaust of the present invention and device thereof are through the cooling air being contacted with liquid in the cooling pipe arrangement that air passed through, can prevent to reduce cooling effectiveness, so; When even the temperature degree is high outside; Also be fit to use, in addition, application is except the cooling device of new exhaust; Can also be through setting up liquid feed mechanism, temperature sensor and controlling organization etc., the cooling device that is used for having established.
Claims (5)
1. the cooling means of an exhaust; The cooling means of this exhaust is through the cooling air; The outer surface of the cooling tube of cooled interior through high-temperature exhaust air is arranged cools off exhaust in view of the above, it is characterized in that; Liquid is contacted with the cooling air, reduce the temperature of cooling air.
2. the cooling means of exhaust as claimed in claim 1 is characterized in that, measures the temperature of the cooling air of supplying with and the delivery temperature of importing, according to the value of measuring, controls the quantity delivered of the quantity delivered of cooling off air and the liquid that contacts with the cooling air.
3. the cooling device of an exhaust, the cooling device of this exhaust is made up of basket, cooling fan, a plurality of cooling tube,
Said basket is divided into cooling air chamber and two gas compartments by two next doors, and these two gas compartments are positioned at across the relative position of this cooling air chamber;
Said cooling fan is supplied with the cooling air to the cooling air chamber;
Said a plurality of cooling tube runs through above-mentioned cooling air chamber, will between the gas compartment of relative position, be communicated with, it is characterized in that,
Set and be used for to cooling air feed fluid, to cooling off the liquid feed mechanism that air cools off.
4. the cooling device of exhaust as claimed in claim 3 is characterized in that, the liquid feed mechanism is by being provided in the liquid jet blower on cooling the pipe arrangement that air passed through and constituting to the pump of this liquid jet blower feed fluid.
5. like the cooling device of claim 3 or 4 described exhausts; It is characterized in that; Set the temperature sensor that the delivery temperature of the temperature of the cooling air supplied with and importing is measured; Have according to by the measured value of this temperature sensor, control the controlling organization of cooling fan and liquid feed mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810095473A CN101566438B (en) | 2008-04-23 | 2008-04-23 | Cooling method of exhaust gas and device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810095473A CN101566438B (en) | 2008-04-23 | 2008-04-23 | Cooling method of exhaust gas and device thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101566438A CN101566438A (en) | 2009-10-28 |
| CN101566438B true CN101566438B (en) | 2012-10-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200810095473A Expired - Fee Related CN101566438B (en) | 2008-04-23 | 2008-04-23 | Cooling method of exhaust gas and device thereof |
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| Country | Link |
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| CN (1) | CN101566438B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110271937A1 (en) * | 2010-05-07 | 2011-11-10 | Gm Global Technology Operations, Inc. | Heat exchanger method and apparatus for engine exhaust gases |
| CN106196130A (en) * | 2016-07-18 | 2016-12-07 | 凯天环保科技股份有限公司 | A kind of dry type chilling complexes and the flue gas of refuse burning processing system of application thereof |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2795678Y (en) * | 2005-05-20 | 2006-07-12 | 中冶北方工程技术有限公司 | Water curtain type smoke cooler |
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2008
- 2008-04-23 CN CN200810095473A patent/CN101566438B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2795678Y (en) * | 2005-05-20 | 2006-07-12 | 中冶北方工程技术有限公司 | Water curtain type smoke cooler |
Non-Patent Citations (2)
| Title |
|---|
| JP特开2000-271423A 2000.10.03 |
| JP特开2006-52920A 2006.02.23 |
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| Publication number | Publication date |
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| CN101566438A (en) | 2009-10-28 |
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Granted publication date: 20121010 Termination date: 20210423 |