CN101608978B - Fuel gas generator - Google Patents
Fuel gas generator Download PDFInfo
- Publication number
- CN101608978B CN101608978B CN2009101577176A CN200910157717A CN101608978B CN 101608978 B CN101608978 B CN 101608978B CN 2009101577176 A CN2009101577176 A CN 2009101577176A CN 200910157717 A CN200910157717 A CN 200910157717A CN 101608978 B CN101608978 B CN 101608978B
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- Prior art keywords
- gas generator
- burning
- air
- blower fan
- generator body
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Abstract
The invention discloses a device capable of generating high-temperature high-pressure smoke gas, in particular to a fuel gas generator which can muffle under test states, save energies and have high burning efficiency. The technical proposal is as follows: the fuel gas generator is characterized by consisting of a fuel gas generator body, an air supply system, a burning system, a detecting system, a PLC control system, an oil supply system, and a balancing air adjusting system, wherein the air supply system consists of a burning fan and a mixed fan; the burning system consists of a burning blow gun; the burning blow gun is arranged on the side wall of the fuel gas generator body; the detecting system consists of a flowmeter, a pressure sensor and a thermoelectric couple; the flowmeter, the pressure sensor and the thermoelectric couple are respectively connected with the PLC control system; the PLC control system receives a signal transmitted from the detecting system and implements control on the air supply system and the burning system; the air supply system consists of an oil supply pump set; the oil supply pump set is connected with the oil path of the fuel gas generator body; and the balancing air adjusting system consists of a balancing air valve.
Description
Technical field
The invention belongs to gas generator quieter field, especially a kind ofly specific temperature, flow, pressure can be provided and under trystate, can realize noise reduction, energy-conservation and gas generator that burning efficiency is high.
Background technology
At present, the problem of gas generator existence commonly used is: (1) hot-blast outlet pressure is low, and flow is little, temperature and narrow flow adjustment range; (2) adopt the separate unit blower fan, the waste electric energy, blower fan damages easily; (3) burner combustion is incomplete, burning efficiency is not high.
Summary of the invention
The purpose of this invention is to provide a kind of on the noise reduction testing table, carry out flow regulation, pressure is regulated, and accuracy of detection is test unit accurately, can provide specific temperature, flow, pressure simultaneously and can realize noise reduction, energy-conservation gas generator under trystate.
Technical scheme of the present invention is: gas generator is characterized in that being made up of gas generator body, air feed system, combustion system, detection system, PLC control system, oil supply system and balance wind regulating system; Wherein (1) air feed system is made up of burning blower fan and mixing blower fan, and the burning blower fan is communicated with by pipeline with the gas generator body, mixes blower fan and is connected by the air channel of electric butterfly valve with the gas generator body; (2) combustion system is made up of burning spray gun, and described burning spray gun is installed on the gas generator body sidewall; (3) detection system is made up of flowmeter, pressure transducer and thermopair, and described flowmeter, pressure transducer and thermopair are installed in the air channel of gas generator body, and flowmeter, pressure transducer and thermopair are connected with the PLC control system respectively; (4) the PLC control system receives the signal that detection system is sent, and air feed system and combustion system are controlled; (5) oil supply system is made up of the oil feed pump group, and the oil feed pump group is connected with the oil circuit of gas generator body; (6) balance wind regulating system is made up of the air-flow balancing valve door, and described air-flow balancing valve door is installed in burner body and the air channel that air feed system is connected.
Described combustion system is made up of 18 burning spray guns, and burning spray gun is controlled by the PLC controller.
Described mixing blower fan is made up of many groups blower fan, realizes that by the control of PLC controller grouping starts.
The firing chamber of described burner body is made up of two zones in combustion zone and hot blast mixed zone, and high-temperature flue gas enters in the mixed zone, and abundant and air mixed reaches the requirement temperature.
Have following characteristics: (1) produces high temperature, high pressure, big flow mixed flue gas, controlled variable: 300-600 ℃ ± 10 ° ℃ adjustings, 3000-30000M by burner combustion regulating and controlling and blower fan air feed
3/ H ± 10% is regulated, and pressure 8000Pa produces high temperature, high pressure flue gas, by producing noise, for use in the experimental state noise reduction; (2) saves energy: this equipment is made up of 4 groups of blower fans, and the air feed system grouping starts, and compares with the separate unit blower fan, has saved electric energy, has prolonged the serviceable life of blower fan simultaneously; (3) combustor efficiency height: owing to combustion system is made up of 18 burning spray guns, single rifle flame is short, and burning with every rifle input, all is to add and subtract gradually in temperature control fully, and temperature and flow rate fluctuation are little; (4) control rationally: adopted PLC in control, can check that temperature, flow, oil gun quantity, air door drop into situation by display screen, so that in time regulate and revise.Adopt trapezoidal increase and decrease measurement Law and proportional control simultaneously, realized the adjusting of flow and temperature accuracy; (5) firing chamber: mainly adopt two zones, firing chamber and hot blast mixed zone, high-temperature flue gas enters in the mixed zone, and abundant and air mixed reaches the requirement temperature; (6) balance wind system: when the anoxic of combustion zone, can carry out air feed, guarantee burning cmpletely by the air-flow balancing valve door; (7) flow control:, control 3000～30000m in measurement because the flowmeter range has adopted two to extract hot-air system
3/ h and 300～3000m
3/ h realizes range control.
The present invention is described further below in conjunction with drawings and Examples.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is a PLC control system FB(flow block) of the present invention.
Embodiment
Among Fig. 1, gas generator is made up of gas generator body 3, air feed system, combustion system, detection system, PLC control system, oil supply system and balance wind regulating system; Wherein air feed system is by burning blower fan 1 with mix blower fan 4 and forms, and burning blower fan 1 and gas generator body 3 are communicated with by pipeline, and mixing blower fan 4 passes through electric butterfly valve 7 and is connected with the air channel 8 of gas generator body 3; Combustion system is made up of burning spray gun 2, and described burning spray gun 2 is installed on gas generator body 3 sidewalls; Detection system is made up of flowmeter 6, pressure transducer 5 and thermopair 9, and described flowmeter 6, pressure transducer 5 and thermopair 9 are installed in the air channel 8 of gas generator body, and flowmeter 6, pressure transducer 5 and thermopair 9 are connected with the PLC control system respectively; The PLC control system receives the signal that detection system is sent, and air feed system and combustion system are controlled; Oil supply system is made up of oil feed pump group 12, and oil feed pump group 12 is connected with the oil circuit of gas generator body 3; Balance wind regulating system is made up of air-flow balancing valve door 10, and air-flow balancing valve door 10 is installed in burner body and the air channel that air feed system is connected.
Combustion system is made up of 18 burning spray guns, burning spray gun is controlled by the PLC controller, mixing blower fan is made up of 4 groups of blower fans, realize that by the control of PLC controller grouping starts, the firing chamber of burner body is made up of two zones in combustion zone and hot blast mixed zone, high-temperature flue gas enters in the mixed zone, and abundant and air mixed reaches the requirement temperature.
Among Fig. 2, the job step of PLC controller is as follows:
1, the flame detection signal of PLC and gas generator, wind pressure signal, flow signal, temperature signal, blast detection signal, igniting oil pressure detection signal, reset signal;
2, read temperature setting data and flow set data, carry out device start;
3, prepurge is 30 seconds, begins igniting, loses light during igniting, the burning fan starting; See light during igniting, faulty equipment is reported to the police and is locked;
4, behind the burning fan starting, blast detects normal, and ignition transformer starts; The blast detection failure, the equipment alarm locking;
5, after ignition transformer starts, the igniting pump start, after the running of igniting oil pump, oil pressure detects normal, and then igniter solenoid valve starts; The oil pressure detection failure, then equipment alarm locking;
6, after igniter solenoid valve started, normal combustion was seen light, and then ignition transformer is closed; Normal combustion loses light, and faulty equipment is reported to the police and locked; Ignition installation, faulty equipment are reported to the police and are locked;
7, after ignition transformer is closed, mix the blower fan sequence starting;
8, lead fiery ignition transformer sequence starting;
9, main oil pump sequence starting, after the main oil pump running, oil pressure detects normal, the sequence starting of then main thermoelectricity magnet valve; If the oil pressure detection failure, then equipment alarm locking;
10, lead fiery ignition transformer sequence starting orderly close-down;
11, reach design temperature and set flow after, equipment enters stationary phase; In stationary phase, blower fan, air door, oil pump, ignition transformer, solenoid valve are regulated automatically;
12, equipment reaches experimental period, the off-test shutdown.
By burner combustion regulating and controlling (measure temperature level by thermopair, increase and decrease the quantity of nozzle then), and the blower fan air feed produces high temperature, high pressure, big flow mixed flue gas.Controlled variable (coming controlled pressure): 300-600 ± 10 ° adjusting, 3000-30000M by choker-line
3/ H ± 10% is regulated, and pressure 8000Pa produces high temperature, high pressure flue gas, by producing noise, for use in the experimental state noise reduction.
Claims (4)
1. gas generator is characterized in that being made up of gas generator body, air feed system, combustion system, detection system, PLC control system, oil supply system and balance wind regulating system; Wherein (1) air feed system is made up of burning blower fan and mixing blower fan, and the burning blower fan is communicated with by pipeline with the gas generator body, mixes blower fan and is connected by the air channel of electric butterfly valve with the gas generator body; (2) combustion system is made up of burning spray gun, and described burning spray gun is installed on the gas generator body sidewall; (3) detection system is made up of flowmeter, pressure transducer and thermopair, and described flowmeter, pressure transducer and thermopair are installed in the air channel of gas generator body, and flowmeter, pressure transducer and thermopair are connected with the PLC control system respectively; (4) the PLC control system receives the signal that detection system is sent, and air feed system and combustion system are controlled; (5) oil supply system is made up of the oil feed pump group, and the oil feed pump group is connected with the oil circuit of gas generator body; (6) balance wind regulating system is made up of the air-flow balancing valve door, and described air-flow balancing valve door is installed in gas generator body and the air channel that air feed system is connected.
2. gas generator according to claim 1 is characterized in that described combustion system is made up of 18 burning spray guns, and burning spray gun is controlled by the PLC controller.
3. gas generator according to claim 1 and 2 is characterized in that described mixing blower fan is made up of many groups blower fan, and described mixing blower fan realizes that by the control of PLC controller grouping starts.
4. gas generator according to claim 1 is characterized in that the firing chamber of described gas generator body is made up of two zones in combustion zone and hot blast mixed zone, and high-temperature flue gas enters in the described hot blast mixed zone, and abundant and air mixed reaches the requirement temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101577176A CN101608978B (en) | 2009-07-24 | 2009-07-24 | Fuel gas generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101577176A CN101608978B (en) | 2009-07-24 | 2009-07-24 | Fuel gas generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101608978A CN101608978A (en) | 2009-12-23 |
| CN101608978B true CN101608978B (en) | 2011-01-19 |
Family
ID=41482806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009101577176A Expired - Fee Related CN101608978B (en) | 2009-07-24 | 2009-07-24 | Fuel gas generator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101608978B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102945015B (en) * | 2012-12-06 | 2016-08-03 | 北京埃夫信环保科技有限公司 | Intelligent paint stripping furnace automatic control system |
| CN107764553A (en) * | 2017-10-23 | 2018-03-06 | 北京理工大学 | A kind of adjustable air inlet heating device pilot system |
-
2009
- 2009-07-24 CN CN2009101577176A patent/CN101608978B/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN101608978A (en) | 2009-12-23 |
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|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110119 Termination date: 20130724 |