CN205137505U - System for overcome condensation heat recovery device resistance - Google Patents
System for overcome condensation heat recovery device resistance Download PDFInfo
- Publication number
- CN205137505U CN205137505U CN201520893236.2U CN201520893236U CN205137505U CN 205137505 U CN205137505 U CN 205137505U CN 201520893236 U CN201520893236 U CN 201520893236U CN 205137505 U CN205137505 U CN 205137505U
- Authority
- CN
- China
- Prior art keywords
- wind pressure
- flue gas
- pressure transmitter
- compensating
- condensation heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The utility model discloses a system for overcome condensation heat recovery device resistance, including flue gas condenser 2, compensation fan 3, first wind pressure changer 4, second wind pressure changer 5 and frequency -variable controller 6. Frequency -variable controller 6 can be according to data collection accurate regulation compensation fan rotational speed, overcomes flue gas condenser resistance on can the at utmost, ensures that the system exerts oneself normally, condensation heat recovery system is normal.
Description
Technical field
The utility model relates to a kind of boiler smoke cooling equipment, particularly relates to a kind of condenser system.
Background technology
The vapour-liquid heat exchange equipment that condenser is a kind of oil, petrochemical industry, metallurgy, electric power, heating system are conventional in producing.Existing condenser kind is a lot, existing flue gas condenser, the water utilizing temperature lower or Air flow flue gas, realize flue-gas temperature to reduce, near heat-transfer surface region, water vapour condensation in flue gas, realize obvious heat of smoke release and water recovery latent heat treatment simultaneously, and water in heat exchanger or air heat absorption and heated, realize energy recovery, improve boiler thermal output.But condenser itself has certain resistance.Original system is installed after condenser, causes system back pressure to improve, and system is exerted oneself reduction.
For problem existing in above-mentioned prior art, a kind of novel condenser of research and design, thus the problem existing for overcoming in prior art is very necessary.
Utility model content
The purpose of this utility model is the defect overcoming prior art, provides a kind of system overcoming boiler smoke condensation heat recoverer resistance, and this system can overcome flue gas condenser resistance to the full extent, guarantees that system is exerted oneself normally, reclaiming system for condensation heat is normal.
The technical solution of the utility model is as follows:
Overcome a system for condensation heat recoverer resistance, comprise flue gas condenser 2, air blower of compensating 3, first wind pressure transmitter 4, second wind pressure transmitter 5 and frequency-variable controller 6.Described first wind pressure transmitter 4 is arranged in the flue gas input channel that is connected with flue gas condenser 2, described second wind pressure transmitter 5 is arranged in the flue gas exit pipe road that is connected with flue gas condenser 2, and described air blower of compensating 3 to be arranged in flue gas exit pipe road and to be positioned at the rear of the second wind pressure transmitter 5; Described flue gas condenser 2, air blower of compensating 3, first wind pressure transmitter 4 are connected with frequency-variable controller 6 respectively with the second wind pressure transmitter 5.
Further; described first wind pressure transmitter 4 and the second wind pressure transmitter 5 include following structure: minute-pressure core body successively with precision temperature compensating unit, linear compensation unit, signal amplification unit; V/I converting unit, antipolarity protected location, pressure overload flow-restriction connects.
Further, described frequency-variable controller 6 comprises warning maintenance unit, and described warning maintenance unit is connected with air blower of compensating 3.
Further, described frequency-variable controller 6 comprises the chain control unit of boiler, and the chain control unit of described boiler is connected with boiler 1.
Further, described air blower of compensating 3 is low-speed compensation ventilation blower, has the suction of 300-1000Pa.
The system architecture overcoming condensation heat recoverer resistance of the present utility model is simple, rationally, have following beneficial effect:
1, after air blower of compensating is arranged on flue gas condenser, convenient maintenance, adopts high temperature resistant material, ensures longtime running, higher job stability and longer service life.
2, adopt the wind pressure transmitter of ad hoc structure, applicable elements is extensive, and the pressure data before and after measured flue gas condenser is accurate, for system accurately speed governing can provide the guarantee of power.
3, frequency-variable controller can regulate air blower of compensating rotating speed (pressure reduction is larger, and rotating speed is larger) accurately according to institute's image data, can overcome flue gas condenser resistance to the full extent, guarantees that system is exerted oneself normally, reclaiming system for condensation heat is normal.
Accompanying drawing explanation
Fig. 1 is the system scheme of installation overcoming condensation heat recoverer resistance of the present utility model.
In figure, 1-boiler, 2-flue gas condenser, 3-air blower of compensating, 4-first wind pressure transmitter, 5-second wind pressure transmitter, 6-frequency-variable controller.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1, a kind of system overcoming condensation heat recoverer resistance, comprises flue gas condenser 2, air blower of compensating 3, first wind pressure transmitter 4, second wind pressure transmitter 5 and frequency-variable controller 6.Boiler 1 is connected with flue gas condenser 2 by flue gas input channel, described first wind pressure transmitter 4 is positioned at flue gas input channel, described second wind pressure transmitter 5 is arranged in the flue gas exit pipe road that is connected with flue gas condenser 2, and described air blower of compensating 3 to be arranged in flue gas exit pipe road and to be positioned at the rear of the second wind pressure transmitter 5; Described flue gas condenser 2, air blower of compensating 3, first wind pressure transmitter 4 are connected with frequency-variable controller 6 respectively with the second wind pressure transmitter 5.Described air blower of compensating 3 is low-speed compensation ventilation blower, has the suction of 300-1000Pa.
Described first wind pressure transmitter 4 and the second wind pressure transmitter 5 include following structure: import high accuracy, high stability minute-pressure core body successively with precision temperature compensating unit, linear compensation unit, signal amplification unit; V/I converting unit; antipolarity protected location, pressure overload flow-restriction connects.This wind pressure transmitter can by very small differential pressure, blast, and the 4 ~ 20mA converting industrial standard to of the reliable in parameters such as flow or 0 ~ 10mA signal export.Its certainty of measurement can reach 1Pa, is arranged on before and after flue gas condenser 2, mainly measures the front and back blast of flue gas condenser 2, and is converted to data signal and is uploaded to frequency-variable controller 6, thus drives air blower of compensating 3 to realize Intelligent adjustment rotating speed.Frequency-conversion control cabinet is according to magnitude of pressure differential before and after condenser, and by regulating air blower of compensating electric machine frequency, control motor speed, pressure reduction is larger, and rotating speed is larger.By aforesaid operations, realize the Based Intelligent Control of air blower of compensating, effectively overcome the resistance that condenser produces, improve the efficiency of system.
Frequency-variable controller 6 comprises warning maintenance unit, and described warning maintenance unit is connected with air blower of compensating 3.When air blower of compensating fault, when cannot operate, warning maintenance unit automatic alarm, by Signal transmissions to the chain control unit of boiler, the chain control unit of boiler sends signal, and boiler is quit work, so that staff overhauls in time, support equipment security of operation.
The above embodiment only have expressed embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (5)
1. one kind overcomes the system of condensation heat recoverer resistance, it is characterized in that, comprise flue gas condenser (2), air blower of compensating (3), the first wind pressure transmitter (4), the second wind pressure transmitter (5) and frequency-variable controller (6); Described first wind pressure transmitter (4) is arranged in the flue gas input channel that is connected with flue gas condenser (2), described second wind pressure transmitter (5) is arranged in the flue gas exit pipe road that is connected with flue gas condenser (2), and described air blower of compensating (3) to be arranged in flue gas exit pipe road and to be positioned at the rear of the second wind pressure transmitter (5); Described flue gas condenser (2), air blower of compensating (3), the first wind pressure transmitter (4) are connected with frequency-variable controller (6) respectively with the second wind pressure transmitter (5).
2. a kind of system overcoming condensation heat recoverer resistance according to claim 1; it is characterized in that, described first wind pressure transmitter (4) includes following structure with the second wind pressure transmitter (5): minute-pressure core body is connected with precision temperature compensating unit, linear compensation unit, signal amplification unit, V/I converting unit, antipolarity protected location, pressure overload flow-restriction successively.
3. a kind of system overcoming condensation heat recoverer resistance according to claim 1, is characterized in that, described frequency-variable controller (6) comprises warning maintenance unit, and described warning maintenance unit is connected with air blower of compensating (3).
4. a kind of system overcoming condensation heat recoverer resistance according to claim 1, is characterized in that, described frequency-variable controller (6) comprises the chain control unit of boiler, and the chain control unit of described boiler is connected with boiler (1).
5. a kind of system overcoming condensation heat recoverer resistance according to claim 1, is characterized in that, described air blower of compensating (3) is low-speed compensation ventilation blower, has the suction of 300-1000Pa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520893236.2U CN205137505U (en) | 2015-11-10 | 2015-11-10 | System for overcome condensation heat recovery device resistance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520893236.2U CN205137505U (en) | 2015-11-10 | 2015-11-10 | System for overcome condensation heat recovery device resistance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205137505U true CN205137505U (en) | 2016-04-06 |
Family
ID=55623295
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520893236.2U Expired - Fee Related CN205137505U (en) | 2015-11-10 | 2015-11-10 | System for overcome condensation heat recovery device resistance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205137505U (en) |
-
2015
- 2015-11-10 CN CN201520893236.2U patent/CN205137505U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160406 Termination date: 20191110 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |