CN100451271C - Storied building fume centralized discharge monitoring system and method thereof - Google Patents
Storied building fume centralized discharge monitoring system and method thereof Download PDFInfo
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- CN100451271C CN100451271C CNB2006101240116A CN200610124011A CN100451271C CN 100451271 C CN100451271 C CN 100451271C CN B2006101240116 A CNB2006101240116 A CN B2006101240116A CN 200610124011 A CN200610124011 A CN 200610124011A CN 100451271 C CN100451271 C CN 100451271C
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Abstract
The invention provides a central discharge monitoring system for building smoke and the discharge monitoring method. According to the each floor information and the air pressure value of present main pipe, the host computer of system can change the output frequency and voltage of inverter to realize the adjustment for fan speed so as to achieve the purpose of reasonable smoke exhaust and guarantee air quality of each user cell by stabilizing the air pressure value of main pipe. The system is provided with low equipment cost, small noise, good smoke exhaust performance, energy saving and environmental protection.
Description
Technical field
The present invention relates to the processing of storied building fume, specifically be meant concentrated exhausting control system of storied building fume and exhausting control method thereof.
Background technology
Along with the development of society and the raising of living standards of the people, people have higher requirement to indoor living environment, more note IAQ (indoor air quality) and environment protection health.But, the present smoke exhaust ventilator that uses, problems, particularly smoke exhaust ventilator such as the too high and mist extractor poor effect of ubiquity noise are with after a period of time, and noise increases, and the mist extractor deleterious is cleaned more trouble.What is more is the direct harm of oil smoke to surrounding environment and human body generation:
(1) outdoor if undressed oil smoke is directly got rid of, ambient air and body of wall are produced pollution, the nitrogen dioxide generation photochemical reaction in the oil smoke in some volatile organic matters and the atmosphere produces severe contamination to air.
(2) if the untimely discharge of oil smoke in kitchen and be stranded in indoor, indoor object can be polluted and damage to its strong permeability and viscosity, produces peculiar smell, insects such as the cockroach that derives, mosquito, more seriously, in the fuel gas buring process of kitchen, the growing amount of nitrogen oxide can increase suddenly, produces a large amount of hazardous substancess, after sucking, the people can cause pulmonary lesion, diseases such as asthma, tracheitis, pulmonary emphysema occur, severe patient can cause the disastrous effect of pulmonary fibrosis, damages the possibility of chromosome and cytogenetics gene in addition.Find that through epidemiology expert clinical investigation the people's lung cancer morbidity rate that is in for a long time under the soot pollution environment is higher than normal population 76%.
(3) noise pollution of smoke exhaust ventilator.Investigate and find, the noise that the people above 95% produces smoke exhaust ventilator is represented dislike, and the mood agitation is felt in the noise effect that the people above 65% is produced by smoke exhaust ventilator.
At the beginning of 2000, newly-built commercial and residential building basically design and installation the central exhaust system, be that each family ventilation of mansion, exhaust, processing kitchen fume etc. are concentrated discharging by the intra-building pipeline, its mode mainly contains two kinds of pressure swing type and check valve types, but this dual mode smoke evacuation ability is generally not enough, problem is particularly outstanding in highrise building, the flue gas row of part resident family does not go out, all resident family's kitchen exhaust effects all do not reach requirement in the smoke evacuation system that also has, the smoke blowing of appearance, fall that cigarette, smoke evacuation are smooth, infiltration, the difficult solution of seepy question.For effectively addressing these problems, many engineers and scientific research personnel have carried out unremitting effort, but number average is absorbed in the structure design and the improvement of flap valve, flue etc. mostly, or improve the power of smoking cigarette machine merely, can't fundamentally solve all the time improve that effect is limited, energy waste, the noise contradiction between excessive.
Summary of the invention
The present invention provides storied building fume to concentrate the exhausting control system in order to overcome the deficiency that above prior art exists, and its smoke discharging effect is good, noise is little, cost is low and save the energy.
The present invention also aims to provide the exhausting control method that adopts above-mentioned storied building fume to concentrate the exhausting control system.
Purpose of the present invention realizes by following technical scheme: this storied building fume is concentrated the exhausting control system, it is characterized in that: comprise interconnective fume centralized tapping equipment, supervising device, described fume centralized tapping equipment comprises user terminal switch, branch pipe(tube), trunk line, blower fan, the indoor inlet of each branch pipe(tube) is provided with oil smoke cover, electromagnetic valve, described electromagnetic valve is connected with the user terminal switch, branch pipe(tube) is connected with trunk line, and the trunk line exit position is provided with blower fan; Described supervising device comprises the on-site supervision terminal, host computer, data collecting card, frequency converter, differential pressure transmitter, each on-site supervision terminal comprises the MIM message input module that connects successively respectively, single chip control module, interface module, each MIM message input module and described user terminal switch, electromagnetic valve divides level signal to connect, described interface module is connected with the host computer signal by network adapter, host computer is by data collecting card and frequency converter, differential pressure transmitter divides level signal to connect, described frequency converter is connected with the blower fan signal, and described differential pressure transmitter is installed on the trunk line.
Described interface module is the RS485 interface module, and described network adapter divides level signal to be connected by twisted-pair feeder with interface module, host computer.
Also be provided with filtering and purifying in the trunk line before the described fans entrance.
Described storied building fume is concentrated the exhausting control method of exhausting control system, the steps include:
(1) user presses the user terminal switch, and electromagnetic valve is opened, and taking out under the suction function of blower fan, flue gas enters branch pipe(tube) through oil smoke cover and is delivered to trunk line, after filtration behind the purifier, in the roof emptying; The on-site supervision terminal is collected the smoke evacuation status signal of each user terminal, and this signal is transferred to host computer by network adapter;
(2) differential pressure transmitter is gathered trunk line internal gas pressure value in real time, and is sent to host computer by data collecting card;
(3) host computer is analyzed the signal of each on-site supervision terminal transmission and the atmospheric pressure value of differential pressure transmitter collection, and, draw controlling value through fuzzy reasoning and data processing, output to frequency converter through data collecting card, change the output frequency and the voltage of frequency converter, realize the rotation speed of fan adjustment.
The described smoke evacuation status signal of step (1) is meant the data of user terminal floor of living in and unit.
The present invention has following advantage with respect to prior art:
(1) save cost, native system has been cancelled each floor unit independence smoke exhaust ventilator, and user terminal only needs in the smoke evacuation position oil smoke cover and a supporting electromagnetic valve to be installed, and has saved space and cost;
(2) blower fan has reduced noise pollution at the top, building;
(3) smoke discharging effect is good, energy conservation, host computer can be according to the atmospheric pressure value of each floor information and current trunk line, change frequency converter output frequency and voltage, the realization rotation speed of fan is adjusted, thereby by stablizing the atmospheric pressure value of trunk line, reaches the order ground of reasonable smoke evacuation, guarantee the air quality of each subscriber unit, simultaneously energy conservation;
(4) the RS485 interface module of signal transmission employing is the most widely used two-way, a balanced transmission line standard interface of industrial quarters, it is with half-duplex mode communication, the support multiple spot connects, allow to create the nearly network of 32 nodes (it is individual that some Drive Module can increase to hundreds of), has long transmission distance (maximum transmission distance is 1200m), adopt repeater, then can extend to several kms, the fast advantages such as (being 100kbit/s during 1200m) of transfer rate, when being used for the multistation interconnection, be convenient to the bus network that organizing cost is cheap, reliability is high and distribution is bigger;
(5) hygienic environment-protecting, all are used and pass through per family to concentrate chimney meatus transmitting smoke owing to the building, and the purifier for filtering oil smoke of installing in flue can effectively filter the harmful part in the oil smoke, reaches the effect of environmental protection.
Description of drawings
Fig. 1 is the supervising device structural representation that storied building fume of the present invention is concentrated the exhausting control system;
Fig. 2 is the fume centralized tapping equipment structural representation that storied building fume of the present invention is concentrated the exhausting control system;
Fig. 3 is an on-site supervision terminating circuit structured flowchart shown in Figure 1;
Fig. 4 is the control flow chart of on-site supervision terminal shown in Figure 1;
Fig. 5 is on-site supervision terminating circuit figure shown in Figure 1.
The specific embodiment
The invention will be further described below in conjunction with drawings and Examples.
As shown in Figure 1, 2, this storied building fume is concentrated the exhausting control system, comprise interconnective fume centralized tapping equipment, supervising device, the fume centralized tapping equipment comprises user terminal switch, branch pipe(tube) 5, trunk line 4, blower fan 1, the indoor inlet of each branch pipe(tube) 5 is provided with oil smoke cover 7, electromagnetic valve 6, and electromagnetic valve 6 is connected with the user terminal switch, and branch pipe(tube) 5 is connected with trunk line 4, trunk line 4 exit positions are provided with blower fan 1, also are provided with filtering and purifying 2 in the trunk line 4 before blower fan 1 inlet; Supervising device comprises on-site supervision terminal, host computer, data collecting card, frequency converter, differential pressure transmitter, as shown in Figure 3, each on-site supervision terminal comprises MIM message input module, single chip control module, the interface module that connects successively respectively, each MIM message input module is connected with user terminal switch, 6 fens level signals of electromagnetic valve, interface module is connected with the host computer signal by network adapter, host computer is connected with frequency converter, 3 fens level signals of differential pressure transmitter by data collecting card, frequency converter is connected with blower fan 1 signal, and differential pressure transmitter 3 is installed on the trunk line 4.
Wherein, interface module is the RS485 interface module, and network adapter divides level signal to be connected by twisted-pair feeder with interface module, host computer.Host computer is selected 2 line RS485 communication modes for use, can realize the networking of a plurality of control measurement modules, carries out the long-distance transmissions data.The host computer serial port uses the RS232 agreement, must carry out level conversion, becomes Transistor-Transistor Logic level, can select for use the RS232/485 converter of isolated form to realize for this reason.
The concentrated exhausting control system of this storied building fume is performed such the fume centralized exhausting control:
(1) user presses the user terminal switch, and electromagnetic valve is opened, and taking out under the suction function of blower fan, flue gas enters branch pipe(tube) through oil smoke cover and is delivered to trunk line, after filtration behind the purifier, in the roof emptying; The smoke evacuation status signal that the on-site supervision terminal is collected each user terminal is the data of user terminal floor of living in and unit, and this signal is transferred to host computer by network adapter;
(2) differential pressure transmitter is gathered trunk line internal gas pressure value in real time, and is sent to host computer by data collecting card;
(3) host computer is analyzed the signal of each on-site supervision terminal transmission and the atmospheric pressure value of differential pressure transmitter collection, and, draw controlling value through fuzzy reasoning and data processing, output to frequency converter through data collecting card, change the output frequency and the voltage of frequency converter, realize the rotation speed of fan adjustment.
As shown in Figure 5, RE pin and the DE pin current potential of the P2.6 pin of the single chip control module of on-site supervision terminal control MAX485, P2.6 is an electronegative potential, and promptly during RE=0, the RO of MAX485 is effective, and MAX is in the receiver state, if A-B＞200mA, then RO=1; If A-B＜200mA, then RO=0; Single-chip microcomputer receives the inquire address of main frame by MAX485, and judges whether consistently with this machine address, if not this machine address, does not then do any operation; If this machine address, then read the on off state of P1.2 pin, P2.6 is a high potential, DE=1, single-chip microcomputer be by MAX transmit button status data, sends successfully after, P2.6 is set to electronegative potential, the wait main frame is inquired about next time, program circuit is as shown in Figure 4.
The above-mentioned specific embodiment is the preferred embodiments of the present invention; can not limit claim of the present invention; other any change or other equivalent substitute mode that does not deviate from technical scheme of the present invention and made is included within protection scope of the present invention.
Claims (5)
1, storied building fume is concentrated the exhausting control system, it is characterized in that: comprise interconnective fume centralized tapping equipment, supervising device, described fume centralized tapping equipment comprises user terminal switch, branch pipe(tube), trunk line, blower fan, the indoor inlet of each branch pipe(tube) is provided with oil smoke cover, electromagnetic valve, described electromagnetic valve is connected with the user terminal switch, branch pipe(tube) is connected with trunk line, and the trunk line exit position is provided with blower fan; Described supervising device comprises the on-site supervision terminal, host computer, data collecting card, frequency converter, differential pressure transmitter, each on-site supervision terminal comprises the MIM message input module that connects successively respectively, single chip control module, interface module, each MIM message input module and described user terminal switch, electromagnetic valve divides level signal to connect, described interface module is connected with the host computer signal by network adapter, host computer is by data collecting card and frequency converter, differential pressure transmitter divides level signal to connect, described frequency converter is connected with the blower fan signal, and described differential pressure transmitter is installed on the trunk line.
2, concentrate the exhausting control system according to the described storied building fume of claim 1, it is characterized in that: described interface module is the RS485 interface module, and described network adapter divides level signal to be connected by twisted-pair feeder with interface module, host computer.
3, concentrate the exhausting control system according to the described storied building fume of claim 1, it is characterized in that: also be provided with filtering and purifying in the trunk line before the described fans entrance.
4, adopt the described storied building fume of claim 1 to concentrate the exhausting control method of exhausting control system, it is characterized in that may further comprise the steps:
(1) user presses the user terminal switch, and electromagnetic valve is opened, and taking out under the suction function of blower fan, flue gas enters branch pipe(tube) through oil smoke cover and is delivered to trunk line, after filtration behind the purifier, in the roof emptying; The on-site supervision terminal is collected the smoke evacuation status signal of each user terminal, and this signal is transferred to host computer by network adapter;
(2) differential pressure transmitter is gathered trunk line internal gas pressure value in real time, and is sent to host computer by data collecting card;
(3) host computer is analyzed the signal of each on-site supervision terminal transmission and the atmospheric pressure value of differential pressure transmitter collection, and, draw controlling value through fuzzy reasoning and data processing, output to frequency converter through data collecting card, change the output frequency and the voltage of frequency converter, realize the rotation speed of fan adjustment.
5, concentrate the exhausting control method of exhausting control system according to the described storied building fume of claim 4, it is characterized in that: the described smoke evacuation status signal of step (1) is meant the data of user terminal floor of living in and unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101240116A CN100451271C (en) | 2006-12-01 | 2006-12-01 | Storied building fume centralized discharge monitoring system and method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CNB2006101240116A CN100451271C (en) | 2006-12-01 | 2006-12-01 | Storied building fume centralized discharge monitoring system and method thereof |
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| Publication Number | Publication Date |
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| CN101012702A CN101012702A (en) | 2007-08-08 |
| CN100451271C true CN100451271C (en) | 2009-01-14 |
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| CNB2006101240116A Expired - Fee Related CN100451271C (en) | 2006-12-01 | 2006-12-01 | Storied building fume centralized discharge monitoring system and method thereof |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103806632B (en) * | 2014-01-26 | 2016-08-17 | 华信恒基（北京）科技发展有限公司 | Collective residence flue purifies exhaust system |
| CN110186092B (en) * | 2019-05-30 | 2020-10-02 | 杭州老板电器股份有限公司 | Air volume control device and method of centralized smoke exhaust system and centralized smoke exhaust system |
| CN114779865B (en) * | 2022-06-22 | 2022-09-13 | 深圳市华图测控系统有限公司 | Control method of low-oxygen gas-conditioning system and low-oxygen gas-conditioning system |
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|---|---|---|---|---|
| JPH07324599A (en) * | 1994-05-31 | 1995-12-12 | Toshiba Corp | Tunnel ventilation control device |
| US6446624B1 (en) * | 2000-10-12 | 2002-09-10 | Taiwan Sakura Corporation | Smart circuit device of smoke exhauster for cooking |
| CN1687852A (en) * | 2005-04-15 | 2005-10-26 | 黄真银 | Digitalized control energy-saving method for central air conditioner |
| CN2779394Y (en) * | 2005-02-05 | 2006-05-10 | 沙胜利 | Multifunctional alarm controller for harmful gas with purification function |
| CN2821629Y (en) * | 2005-06-20 | 2006-09-27 | 关列斯 | Controller for air exhaust fan |
| CN200978513Y (en) * | 2006-12-01 | 2007-11-21 | 华南理工大学 | Storied building flue gas discharge centralized monitoring system |
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2006
- 2006-12-01 CN CNB2006101240116A patent/CN100451271C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07324599A (en) * | 1994-05-31 | 1995-12-12 | Toshiba Corp | Tunnel ventilation control device |
| US6446624B1 (en) * | 2000-10-12 | 2002-09-10 | Taiwan Sakura Corporation | Smart circuit device of smoke exhauster for cooking |
| CN2779394Y (en) * | 2005-02-05 | 2006-05-10 | 沙胜利 | Multifunctional alarm controller for harmful gas with purification function |
| CN1687852A (en) * | 2005-04-15 | 2005-10-26 | 黄真银 | Digitalized control energy-saving method for central air conditioner |
| CN2821629Y (en) * | 2005-06-20 | 2006-09-27 | 关列斯 | Controller for air exhaust fan |
| CN200978513Y (en) * | 2006-12-01 | 2007-11-21 | 华南理工大学 | Storied building flue gas discharge centralized monitoring system |
Non-Patent Citations (4)
| Title |
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| 智能大厦烟气排放系统模糊控制的实现. 王政等.工业控制计算机，第17卷第11期. 2004 |
| 智能大厦烟气排放系统模糊控制的实现. 王政等.工业控制计算机，第17卷第11期. 2004 * |
| 楼宇自动化系统设计方案. 刘琼发，刘寿强.现代电子技术，第146期. 2003 |
| 楼宇自动化系统设计方案. 刘琼发，刘寿强.现代电子技术，第146期. 2003 * |
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| CN101012702A (en) | 2007-08-08 |
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