CN208845272U - A kind of spraying humidification system for combustion engine air inlet - Google Patents
A kind of spraying humidification system for combustion engine air inlet Download PDFInfo
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- CN208845272U CN208845272U CN201821411119.8U CN201821411119U CN208845272U CN 208845272 U CN208845272 U CN 208845272U CN 201821411119 U CN201821411119 U CN 201821411119U CN 208845272 U CN208845272 U CN 208845272U
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- combustion engine
- air inlet
- humidification system
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Abstract
The utility model discloses a kind of spraying humidification systems for combustion engine air inlet, including humidification system and PLC control system；The humidification system includes water supply line, one end of the water supply line is connected to watering place, and the other end of the water supply line is connected to spray head, air inlet face of the spray head towards combustion engine, water pump is provided on the water supply line, the water pump is connect with PLC control system；The PLC control system is connected with temperature sensor and humidity sensor, and in air, the humidity sensor is arranged two, is respectively set in air and in the filter chamber of combustion engine for the temperature sensor setting.
Description
Technical field
The present invention relates to combustion engine technical fields, more particularly to a kind of spraying humidification system for combustion engine air inlet.
Background technique
Combustion engine is the abbreviation of gas turbine, is the gas continuously to flow as working medium impeller high speed rotation, by fuel
Energy conversion be useful work internal combustion type dynamic power machine, be a kind of rotary vane type Thermal Motor.In the dry season such as autumn and winter
Section, relative air humidity is lower, causes nitrogen oxides in the exhaust emissions of combustion engine exceeded, and therefore, it is necessary in combustion engine gas handling system
Inlet humidifies air, to reduce the amount of nitrogen oxides in Combustion engine tail gas discharge.
Summary of the invention
The technical problem to be solved by the present invention is to the shortcomings that overcoming the prior art, provides a kind of for combustion engine air inlet
Spraying humidification system.
In order to solve the above technical problems, technical scheme is as follows:
A kind of spraying humidification system for combustion engine air inlet, including humidification system and PLC control system；The humidification
System includes water supply line, and one end of the water supply line is connected to watering place, and the other end and spray head of the water supply line connect
Logical, the spray head is provided with water pump on the water supply line, the water pump and PLC control system connect towards the air inlet face of combustion engine
It connects；The PLC control system is connected with temperature sensor and humidity sensor, and the temperature sensor is arranged in air, institute
It states humidity sensor and is arranged two, be respectively set in air and in the filter chamber of combustion engine.
Further, at least provided with two, the water pump is arranged in parallel on water supply line water pump.
A kind of preceding spraying humidification system for combustion engine air inlet, water pump is variable frequency pump.
A kind of preceding spraying humidification system for combustion engine air inlet, water supply line are connected far from one end of water feeding tank
There are several shunt tubes, several shunt tubes are mutually in parallel, and the end of every shunt tubes connects with one group of spray head
It is logical.
A kind of preceding spraying humidification system for combustion engine air inlet, is provided in every shunt tubes point
Way solenoid valve, the branch solenoid valve are connect with PLC control system.
A kind of preceding spraying humidification system for combustion engine air inlet, several groups spray head are respectively facing the difference of combustion engine
Air inlet face.
A kind of preceding spraying humidification system for combustion engine air inlet, spray head described in every group include at least five equidistant
The spray head of setting.
The beneficial effects of the present invention are:
(1) present invention is provided with spray head at the air inlet face of combustion engine, water is delivered at spray head by water supply line, by spraying
Head sprays, and generates micro- mist, tiny water fog particle evaporates rapidly in dry air, and enters combustion engine filter chamber with air
In, subsequently into combustion engine, the air wetting to combustion engine gas handling system inlet is realized, to reduce the nitrogen in Combustion engine tail gas
Oxide content；
(2) water supply line is connected with several shunt tubes in the present invention, and the end of every shunt tubes is respectively connected with
One group of spray head, multiple groups spray head are respectively facing the various inlet face of combustion engine, such multiple groups spray head can respectively to various inlet face at
Air is humidified, and be ensure that the uniform humidification of combustion engine gas handling system inlet, be ensure that humidifying effect；
(3) at least two water pumps have been installed in parallel on water supply line in the present invention, it can be according to the humidification amount needed for combustion engine
The opening and closing of water pump is controlled, and water pump is variable frequency pump, it can be according to the humidification amount needed for combustion engine to the frequency of water pump
It is controlled, to ensure that the accurate control to combustion engine gas handling system humidification amount；
(4) present invention is mounted on branch solenoid valve in every shunt tubes, can opening and closing to shunt tubes and stream
Amount controlled, shunt tubes are regulated and controled according to humidification amount needed for combustion engine various inlet face, be further ensured that combustion engine into
Gas system humidification amount it is accurate；
(5) PLC control system is connected with temperature sensor and humidity sensor in the present invention, and temperature sensor can measure sky
The temperature of gas, humidity sensor can measure the humidity in air and in combustion engine filter chamber, then send data to PLC control
System, PLC control system is by sending control signal to variable frequency pump and branch solenoid valve after PID arithmetic, to adjust spray
Mist amount makes the ambient humidity of combustion engine be positively retained at more suitable value；
(6) every group of spray head includes at least five spray heads being equidistantly mounted in shunt tubes in the present invention, not only be can be improved
To the humidification efficiency of air at combustion engine air inlet face, and it is more uniform to air wetting effect at combustion engine air inlet face.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Wherein: 1, water supply line；2, spray head；3, water pump；4, PLC control system；5, temperature sensor；6, humidity sensor
Device；7, shunt tubes；8, branch solenoid valve；9,.
Specific embodiment
It is right below according to specific embodiment and in conjunction with attached drawing to make the contents of the present invention be easier to be clearly understood
The present invention makes further details of explanation.
A kind of spraying humidification system for combustion engine air inlet is present embodiments provided, as shown in Figure 1, including humidification system
And PLC control system 4.
Humidification system includes water supply line 1, and the water inlet end of water supply line 1 is connected to watering place, the water outlet of water supply line 1
It is connected to the water inlet end of two variable frequency pumps 3 after parallel connection, after the water outlet convergence of latter two variable frequency pump 3 in parallel mutually with ten
The connection of shunt tubes 7 (one is only provided in attached drawing as signal) being in parallel, the end of every shunt tubes 7 is respectively connected with one
Group spray head 2, ten groups of spray heads 2 are respectively facing the various inlet face of combustion engine.Under the action of two variable frequency pump 3, water supply line 1 is produced
The water of watering place is delivered to spray head 2 by unboiled water pressure, and micro- mist is then generated at spray head 2, particle diameter at 20-30 microns, these
Tiny water fog particle can evaporate rapidly in the dry air of relative humidity RH30%-40%, then enter in combustion engine with air
Filter chamber in, the gas handling system of combustion engine is humidified.A branch solenoid valve 8 is also mounted in every shunt tubes 7.Become
Frequency water pump 3 and branch solenoid valve 8 are electrically connected with PLC control system 4.
Wherein, every group of spray head 2 includes five spray heads 2 being equidistantly mounted in shunt tubes 7.
PLC control system 4 is also connected with a temperature sensor 5 and two humidity sensors 6, and temperature sensor 5 is arranged
In air, the temperature signal of air can be acquired；Two humidity sensors 6 are respectively set in air and the filter chamber of combustion engine
In, the humidity and combustion engine that can acquire air respectively filter indoor humidity；Temperature sensor 5 is collected with humidity sensor 6
Signal be transmitted to PLC control system 4, PLC control system 4 passes through after converting digital signal for collected analog signal
PID arithmetic, humidification amount needed for obtaining combustion engine, then respectively to two variable frequency pumps 3 and the transmission control letter of branch solenoid valve 8
Number, to control humidification amount.
According to the specified air inflow of combustion engine, humidifying effect is set as RH30% and rises to RH40%, calculates environment temperature point
Humidification amount when Wei not be 10 °, 15 °, 20 ° and 25 °, calculated result are as follows:
| Environment temperature (DEG C) | 10 | 15 | 20 | 25 |
| Need the amount of humidification (kg/s) | 0.5262 | 0.7049 | 0.9611 | 1.2720 |
Specific works are described as follows: firstly, temperature sensor 5 and humidity sensor 6 acquire the temperature humidity in air
And combustion engine filters indoor humidity, collected signal is then transmitted to PLC control system 4, PLC control system 4 will adopt
The analog signal collected is obtained needed for combustion engine gas handling system at this time by PID arithmetic in conjunction with upper table after being converted into digital signal
Humidification amount.For subsequent 4 transmission of control signals of PLC control system to variable frequency pump 3 and branch solenoid valve 8, variable frequency pump 3 will be for
Water at water is delivered at the spray head 2 of shunt tubes 7 by water supply line 1, and micro- mist, tiny water mist are then generated at spray head 2
Particle can evaporate rapidly in dry air, then enter in the filter chamber in combustion engine with air, to the gas handling system of combustion engine into
Row humidification, and 40% combustion engine ambient humidity is kept, effectively reduce the oxynitrides content in Combustion engine tail gas discharge.
In addition to the implementation, the present invention can also have other embodiments；It is all to use equivalent substitution or equivalent transformation shape
At technical solution, fall within the scope of protection required by the present invention.
Claims (7)
1. a kind of spraying humidification system for combustion engine air inlet, it is characterised in that: including humidification system and PLC control system
(4)；
The humidification system includes water supply line (1), and one end of the water supply line (1) is connected to watering place, the water supplying pipe
The other end in road (1) is connected to spray head (2), and the spray head (2) is arranged on the water supply line (1) towards the air inlet face of combustion engine
Have water pump (3), the water pump (3) connect with PLC control system (4)；
The PLC control system (4) is connected with temperature sensor (5) and humidity sensor (6), and the temperature sensor (5) sets
It sets in air, the humidity sensor (6) is arranged two, is respectively set in air and in the filter chamber of combustion engine.
2. a kind of spraying humidification system for combustion engine air inlet according to claim 1, it is characterised in that: the water pump
(3) at least provided with two, the water pump (3) is arranged in parallel on water supply line (1).
3. a kind of spraying humidification system for combustion engine air inlet according to claim 1, it is characterised in that: the water pump
(3) it is variable frequency pump (3).
4. a kind of spraying humidification system for combustion engine air inlet according to claim 1, it is characterised in that: the water supply
Pipeline (1) is connected with several shunt tubes (7) far from one end of water feeding tank, and several shunt tubes (7) are mutually in parallel, and every
The end of the shunt tubes (7) is connected to one group of spray head (2).
5. a kind of spraying humidification system for combustion engine air inlet according to claim 4, it is characterised in that: described in every
It is provided in shunt tubes (7) branch solenoid valve (8), the branch solenoid valve (8) connect with PLC control system (4).
6. a kind of spraying humidification system for combustion engine air inlet according to claim 4, it is characterised in that: several groups spray
Head (2) is respectively facing the various inlet face of combustion engine.
7. a kind of spraying humidification system for combustion engine air inlet according to claim 4, it is characterised in that: described in every group
Spray head (2) includes at least five spray heads (2) being placed equidistant with.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821411119.8U CN208845272U (en) | 2018-08-30 | 2018-08-30 | A kind of spraying humidification system for combustion engine air inlet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821411119.8U CN208845272U (en) | 2018-08-30 | 2018-08-30 | A kind of spraying humidification system for combustion engine air inlet |
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| Publication Number | Publication Date |
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| CN208845272U true CN208845272U (en) | 2019-05-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825379A (en) * | 2018-08-30 | 2018-11-16 | 江苏华强新能源科技有限公司 | A kind of spraying humidification system for combustion engine air inlet |
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2018
- 2018-08-30 CN CN201821411119.8U patent/CN208845272U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108825379A (en) * | 2018-08-30 | 2018-11-16 | 江苏华强新能源科技有限公司 | A kind of spraying humidification system for combustion engine air inlet |
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