Waste gas monitoring control system
Technical field
The utility model relates to environmental monitoring technology field, particularly relates to a kind of waste gas monitoring control system.
Background technology
Industrial pollution refers to that industrial enterprise in process of production, the infringement of physical environment of depending on for existence to the biology comprising people and multiplying.Pollution is mainly caused by " three wastes " (waste water,waste gas and industrial residue) in production and various noise, can be divided into contaminated wastewater, exhaust emission, residue contamination, noise pollution.Industrial pollution mainly concentrates on a few industry.The wastewater discharge of 7 industries such as papermaking, chemical industry, iron and steel, electric power, food, digging, weaving accounts for 4/5 of total amount.The COD discharge capacity of papermaking and grocery trade accounts for 2/3 of COD total emission volumn, and the heavy metals emission amount of nonferrous metallurgy industry accounts for nearly 1/2 of heavy metals emission total amount.
Wherein, in manufacture process, the harm of waste gas is particularly serious.After undressed waste gas enters some plasma apparatus, easily equipment impacted or damage, can fire hazard or explosion accident time serious, the health of human body of plant operations person is threatened.
Utility model content
Based on this, be necessary for prior art problem, a kind of waste gas monitoring control system is provided.For solving prior art problem, the utility model discloses a kind of waste gas monitoring control system, comprising the monitoring sub-station being arranged on monitoring point, and the monitoring central station of Surveillance center is set, described monitoring sub-station comprises inflammable gas detection system, smoke detection system and VOC detection system
Described inflammable gas detection system comprises sample first sample gas harvester, combustible gas probe, the first PLC, the first LCDs and the first wireless communication module; The output terminal of described first sample gas harvester is connected with combustible gas probe input end, the output terminal of described combustible gas probe is connected with the input end of the first PLC, described first PLC is connected with the input end of the first LCDs, and described first wireless communication module connects the first PLC;
Described smoke detection system comprises sample second sample gas harvester, smoke detector, the second PLC, the second LCDs and the second wireless communication module; The output terminal of described second sample gas harvester is connected with smoke detector input end, the output terminal of described smoke detector is connected with the input end of the second PLC, described second PLC is connected with the input end of the second LCDs, and described second wireless communication module connects the second PLC;
Described VOC detection system comprises sample the 3rd sample gas harvester, VOC detector, the 3rd PLC, the 3rd LCDs and the 3rd wireless communication module; The output terminal of described 3rd sample gas harvester is connected with VOC detector input end, the output terminal of described VOC detector is connected with the input end of the 3rd PLC, described 3rd PLC is connected with the input end of the 3rd LCDs, and described 3rd wireless communication module connects the 3rd PLC;
Described monitoring central station comprises master control equipment, pipeline main valve and the 4th wireless communication module, the first wireless communication module, the second wireless communication module and the 3rd wireless communication module described in described 4th wireless communication module wireless connections
In sum, the utility model is by the real-time monitoring of monitoring central station to each monitoring sub-station, can the data of each monitoring sub-station of Obtaining Accurate in real time, adopt wireless communication module to carry out data transmission by cordless communication network simultaneously, data conversion format, transmission mode are mated, monitor and feedback is little, for pollution control work provides important Monitoring Data accurately.
Accompanying drawing explanation
Fig. 1 is the systematic schematic diagram of the waste gas monitoring control system of an embodiment;
Description of reference numerals is as follows:
10 waste gas monitoring control system,
100 monitoring sub-stations, 110 inflammable gas detection systems, 111 first sample gas harvesters, 112 combustible gas probes, 113 first PLC, 114 first LCDs, 115 first wireless communication modules, 120 smoke detection system, 121 second sample gas harvesters, 122 smoke detectors, 123 second PLC, 124 second LCDs, 125 second wireless communication modules, 130VOC detection system, 131 the 3rd sample gas harvesters, 132VOC detector, 133 the 3rd PLC, 134 the 3rd LCDs, 135 the 3rd radio communication mold,
200 monitoring central station, 210 master control equipments, 220 pipeline main valves, 230 the 4th wireless communication modules.
Embodiment
For feature of the present utility model, technological means and the specific purposes reached, function can be understood further, below in conjunction with accompanying drawing and embodiment, the utility model is described in further detail.
Refer to Fig. 1, the utility model discloses a kind of waste gas monitoring control system 10, comprise the monitoring sub-station 100 being arranged on monitoring point, and the monitoring central station of Surveillance center is set, described monitoring sub-station 100 comprises inflammable gas detection system 110, smoke detection system 120 and VOC detection system 130.
Described inflammable gas detection system 110 comprises sample first sample gas harvester 111, combustible gas probe 112, first PLC 113, first LCDs 114 and the first wireless communication module 115; The output terminal of described first sample gas harvester 111 is connected with combustible gas probe 112 input end, the output terminal of described combustible gas probe 112 is connected with the input end of the first PLC 113, described first PLC 113 is connected with the input end of the first LCDs 114, and described first wireless communication module 115 connects the first PLC 113;
Described smoke detection system 120 comprises sample second sample gas harvester 121, smoke detector 122, second PLC 123, second LCDs 124 and the second wireless communication module 125; The output terminal of described second sample gas harvester 121 is connected with smoke detector 122 input end, the output terminal of described smoke detector 122 is connected with the input end of the second PLC 123, described second PLC 123 is connected with the input end of the second LCDs 124, and described second wireless communication module 124 connects the second PLC 123;
Described VOC detection system 130 comprises sample the 3rd sample gas harvester 131, VOC detector 132, the 3rd PLC 133, the 3rd LCDs 134 and the 3rd wireless communication module 134.VOC (volatileorganiccompounds) is i.e. volatile organic compounds (volatileorganiccompounds), and VOC detector 132 is for detecting volatile organic compound.The output terminal of described 3rd sample gas harvester 131 is connected with VOC detector 132 input end, the output terminal of described VOC detector 132 is connected with the input end of the 3rd PLC 133, described 3rd PLC 133 is connected with the input end of the 3rd LCDs 134, and described 3rd wireless communication module 134 connects the 3rd PLC 133.
Described monitoring central station 200 comprises master control equipment 210, pipeline main valve 220 and the 4th wireless communication module 230.First wireless communication module 115, second wireless communication module 125 and the 3rd wireless communication module 135 described in described 4th wireless communication module 230 wireless connections.
In sum, the utility model passes through monitoring central station 200 to the real-time monitoring of each monitoring sub-station 100, can the data of each monitoring sub-station 100 of Obtaining Accurate in real time, adopt the 4th wireless communication module 230, first wireless communication module 115, second wireless communication module 125 and the 3rd wireless communication module 135 to carry out data transmission by cordless communication network simultaneously, data conversion format, transmission mode are mated, monitor and feedback is little, for pollution control work provides important Monitoring Data accurately.
The above embodiment only have expressed several 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.