CN205154292U - Landfill gas body engine auxiliary control device - Google Patents
Landfill gas body engine auxiliary control device Download PDFInfo
- Publication number
- CN205154292U CN205154292U CN201520823656.3U CN201520823656U CN205154292U CN 205154292 U CN205154292 U CN 205154292U CN 201520823656 U CN201520823656 U CN 201520823656U CN 205154292 U CN205154292 U CN 205154292U
- Authority
- CN
- China
- Prior art keywords
- gas engine
- cooling water
- gas
- module
- engine cooling
- 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
Links
Landscapes
- Lubrication Of Internal Combustion Engines (AREA)
Abstract
The utility model relates to a with the technique that the landfill gas that produces among the landfill regards as fuel to utilize gas engine to generate electricity, a disclosed landfill gas body engine auxiliary control device, main lubricating oil to gas engine carries out processing such as confession and desulfurization replacement in advance, carries out the desulfurization when realizing the unit operation and displaces the processing, and is long when having reduced gas engine change lubricating oil operating repair, has reduced the gas engine operating repair cost of labor. Gas engine cooling water system temperature automatic control device is through control electric T -shaped valve opening angle and cooling blower's among the cooling water system absorbed quantity realization gas engine cooling water temperature automatic control function. The utility model discloses can make gas engine cooling water temperature be nearly linear change, prevent the gas engine cooling water temperature sudden change, be favorable to the stable high -efficient operation of gas engine.
Description
Technical field
The utility model relates to landfill gas power generation unit plant technical field, is specifically related to a kind of refuse landfill gas motor sub controlling unit.
Background technique
Landfill gas medium sulphide content composition is relatively high, and in gas engine running, sulfide composition can incorporate in lubricant oil gradually, causes lubricant oil sulfide content to increase.The too high meeting of Sulpher content causes corrosion phenomenon to gas engine inside.Change the Normal practice of gas engine oil be need gas engine is out of service after extract body more by way of manual operation out and include the higher lubricant oil of sulphur composition, and then inject fresh oil.Running state like this adds gas engine Maintenance and Repair duration on the one hand, and adding gas engine safeguards cost of labor on the other hand; Gas engine easy lubricant oil in starting process is under-supply causes mechanical motion to occur dry grinding phenomenon.
Refuse landfill gas engine cooling water temperature affects the safe and highly efficient operation of gas engine closely; It is not enough that the too low meeting of gas engine cooling water temperature causes the power of the assembling unit to export, and comparatively significant mechanical fault appears in the too high motor that may cause of contrary gas engine coolant water temperature.
Model utility content
For guaranteeing stable, the reliable operation environment-guarantee of gas driven generator group, the utility model provides a kind of refuse landfill gas motor sub controlling unit.
The utility model adopts following scheme for completing above-mentioned purpose:
A kind of refuse landfill gas motor sub controlling unit, comprising: pressure transducer, flow transducer, liquid level sensor, acquisition module, puocessing module, control module, electric T-shaped valve, oil delivery pump, far-end computer device; The input port of described acquisition module is connected with pressure transducer, flow transducer, liquid level sensor respectively, the output port of acquisition module is connected with control module by puocessing module, the output port of control module is connected with electric T-shaped valve, oil delivery pump respectively, the output port of puocessing module is connected with far-end computer device, and composition refuse landfill gas motor oil supplies automatic controller in advance; The input port of described acquisition module is connected with pressure transducer, temperature transducer respectively, the output port of acquisition module is connected with control module by puocessing module, the output port of control module is connected with electric T-shaped valve, circulating water pump respectively, the output port of puocessing module is connected with far-end computer device, composition refuse landfill gas machine cooling water system automatic temperature control.
Owing to adopting technological scheme as above, the utility model has following superiority:
A kind of refuse landfill gas motor sub controlling unit, it is the technology that the landfill gas produced in refuse landfill is generated electricity as fuel utilization gas engine, its landfill gas motor oil mainly supplies the lubricating oil of gas engine for automatic controller and the process such as desulfurization displacement in advance in advance, desulfurization replacement Treatment is carried out when realizing unit operation, decrease gas engine renewal of oil Maintenance and Repair duration, reduce gas engine Maintenance and Repair cost of labor.Gas engine cooling water system automatic temperature control realizes gas engine cooling water temperature automatic control function by the input quantity of electric T-shaped valve opening angle and cooling blower in controlled cooling model water system.Make gas engine cooling water temperature be near-linear change, prevent gas engine cooling water temperature from suddenling change, be conducive to gas engine stable and high effective operation.
Accompanying drawing explanation
Fig. 1 is that refuse landfill gas motor oil supplies automatic control electric gas block diagram in advance.
Fig. 2 is that refuse landfill gas motor oil is in advance for automatic control block diagram.
Fig. 3 is refuse landfill gas engine cooling water system temperature automatic control electric gas figure.
Fig. 4 is refuse landfill gas engine cooling water system temperature control block diagram automatically.
In figure: 1, pressure transducer; 2, flow transducer; 3, liquid level sensor; 4, acquisition module; 5, puocessing module; 6, control module; 7, electric T-shaped valve; 8, oil delivery pump; 9, far-end computer device.10, lubricating oil desulfurizer; 11, filter; 12, one-way valve; 13, safety check; 14, gas machine; 15, supervisory device; 16, manually operated valve; 17, cooling tower; 18, cooling blower; 19, temperature transducer; 20, circulating water pump.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, carry out clear, complete description to the technological scheme in the utility model embodiment, described embodiment is only the utility model part embodiment, instead of whole embodiments.
As shown in Figure 1,2,3, 4, a kind of refuse landfill gas motor sub controlling unit, is mainly divided into refuse landfill gas motor oil to supply automatic controller and cooling water system automatic temperature control in advance.
Described refuse landfill gas motor oil supplies automatic controller in advance, and refuse landfill gas motor oil mainly supplies the lubricating oil of gas engine for automatic controller and the process such as desulfurization displacement in advance in advance.When gas engine outage state, device regularly can control the running of electronic oil delivery pump automatically, and intermittently carry out pre-lubrication to gas engine according to needed time interval, when gas engine running state, electronic oil delivery pump shuts down; Lubricant oil in gas engine oil sump can be delivered to lubricating oil desulfurizer and carry out desulfurization, the removal of impurity by device automatically, then injecting gas motor of the profit through purified treatment being changed oil.
Described cooling water system temperature automatic control, landfill gas engine cooling water system temperature automatic controller mainly carries out regulable control to gas engine cooling water system temperature.By the real-time measurement gas engine cooling water temperature of gas engine cooling water temperature measuring device, automatically opening angle and the automatic opening/closing cooling blower of electric T-shaped valve is adjusted according to real-time gas engine cooling water temperature, after by automatic adjustment, gas engine cooling water temperature is still higher than temperature alarming value (the highest setting value of gas engine cooling water temperature), gas engine cooling water temperature height reports to the police also communication to far-end alert, reduce the power of unit 50% simultaneously, if gas engine cooling water temperature is still higher than temperature alarming value, the all power of unit Self-tipping is also shut down, when gas engine is out of service, time-delay closing circulating water pump and cooling blower.By gas engine cooling water pressure force measuring device real-time measurement gas engine cooling water pressure; when gas driven generator group is run; if compared by real-time gas engine gas engine cooling water pressure and setting value, if lower than making corresponding warning and protection during pressure set points.
Accompanying drawing 1 supplies automatic control electric gas block diagram in advance for refuse landfill gas motor oil, and accompanying drawing 2 pairs of refuse landfill gas motor oils carry out the explanation of logic in advance for automatic controller:
1, under gas engine shuts down stand-by state, this device can control the running of electronic oil delivery pump by automatic timing, carries out pre-lubrication for the moving elements such as gas engine main axle bush, cylinder sleeve inject lubricant oil to it;
2, after gas engine transfers halted state to by running state, this device can move oil delivery pump running by automatic control electric, carries out pump circulation, play the function to the cooling of internal body main motion parts to lubricating oil;
3, under gas engine running state, initialization is carried out to the automatic lubricating oil desulfurization displacement work of this device, is automatically put into operation by supervisory device timer, lubricating oil desulfurization is replaced according to interrupted the putting into operation in needed time interval; While lubricating oil desulfurization displacement puts into operation, automatic control electric moves three-way valve and all opens, make lubricating oil all through lubricating oil desulfurizer back into gas engine oil sump (gas machine oil reservoir position), lubricating oil desulfurization displacement is exited automatic control electric simultaneously and is moved three-way valve Close All, and namely lubricating oil is without lubricating oil desulfurizer;
4, at gas engine oil sump, the low detection device of lubricating oil liquid level is installed, when judging that lubricating oil desulfurization displacement drops into automatic operation logic, whether lubricating oil liquid level is too low, if the low detection device of lubricating oil liquid level detects that lubricating oil liquid level is low, suspend lubricating oil desulfurization displacement, the low warning of gas engine lubricating oil liquid level communication check to far-end alert, when the low detection device of lubricating oil liquid level detect lubricating oil liquid level recover normal after lubricating oil desulfurization permutation function again drop into;
5, by measurement gas motor inlet lubricating oil pressure (entering the pipeline place pressure before gas engine oil sump), if gas engine entrance lubricating oil pressure is lower than pressure set points 1, after time delay certain hour, suspend lubricating oil desulfurization displacement, the low warning of gas engine entrance lubricating oil pressure communication are to far-end alert, when gas engine entrance lubricating oil pressure is higher than pressure set points 2, after time delay certain hour, recover lubricating oil desulfurization permutation function;
6, measurement gas motor inlet oil flow (entering the pipeline place flow before gas engine oil sump) is crossed; if gas engine entrance oil flow is lower than pressure set points 1; after time delay certain hour; suspend lubricating oil desulfurization displacement; the low warning of gas engine entrance oil flow communication are to far-end alert; when gas engine entrance oil flow is higher than flow setting value 2, after time delay certain hour, recover lubricating oil desulfurization permutation function.
Described accompanying drawing 3 is refuse landfill gas engine cooling water system temperature automatic-control block diagram, and 4 pairs of automatic control logics of refuse landfill gas engine cooling water system temperature carry out brief description by reference to the accompanying drawings:
One, the control of gas engine cooling water temperature uphill process:
1, after unit operation success, automatically control to open cooling water circulating pump;
2, gas engine cooling water temperature detection device detects gas engine cooling water temperature in real time;
3, gas engine cooling water temperature is lower than desired temperature 1, electric T-shaped valve is kept to be in closed condition, make engine cooling water all be in Inner eycle state, ensure that gas engine cooling water temperature can reach gas engine Effec-tive Function fast temperature required;
If 4 gas engine cooling water temperatures are higher than desired temperature 1, automatically open the opening angle of electric T-shaped valve to 30% of total kilometres;
If 5 gas engine cooling water temperatures are higher than desired temperature 2, automatically increase the opening angle of electric T-shaped valve to 60% of total kilometres;
If 6 gas engine cooling water temperatures are higher than desired temperature 3, the opening angle of high increase electric T-shaped valve is to 100% of total kilometres automatically;
If 7 gas engine cooling water temperatures are higher than desired temperature 4, automatically start one group of cooling blower;
If 8 gas engine cooling water temperatures are higher than desired temperature 5, automatic restart one group of cooling blower;
If 9 gas engine cooling water temperatures are higher than desired temperature 6; gas engine cooling water temperature height alarm communication system checks to far-end alert; reduce the power of unit 50% simultaneously; after time delay certain hour; if gas engine cooling water temperature is still higher than desired temperature 6, all power of unit Self-tipping is also shut down.
Two, the control of cooling water temperature decline process:
1, unit normally runs, if gas engine cooling water temperature is lower than desired temperature 5, automatically stops one group of cooling blower;
If 2 gas engine cooling water temperatures are lower than desired temperature 4, automatically stop one group of cooling blower again;
If 3 gas engine cooling water temperatures are lower than desired temperature 3, automatically the opening angle of electric T-shaped valve is down to 60% by 100% of total kilometres;
If 4 gas engine cooling water temperatures are lower than desired temperature 2, automatically the opening angle of electric T-shaped valve is down to 30% by 60% of total kilometres;
If 5 gas engine cooling water temperatures, lower than desired temperature 1, close electric T-shaped valve automatically;
6, when engine stop runs, time delay cools, and closes circulating water pump.
7, by measurement gas engine cooling water pressure, if gas engine cooling water pressure is lower than pressure set points 1, after time delay certain hour, the low warning of gas engine cooling water pressure communication are to far-end alert;
If 8 gas engine cooling water pressures are lower than pressure set points 2, after time delay certain hour, the too low warning of gas engine cooling water pressure communication to far-end alert, all power of Self-tipping unit shutting down simultaneously.
Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
Claims (1)
1. a refuse landfill gas motor sub controlling unit, is characterized in that: comprising: pressure transducer (1), flow transducer (2), liquid level sensor (3), acquisition module (4), puocessing module (5), control module (6), electric T-shaped valve (7), oil delivery pump (8), far-end computer device (9); The input port of described acquisition module (4) is connected with pressure transducer (1), flow transducer (2), liquid level sensor (3) respectively, the output port of acquisition module (4) is connected with control module (6) by puocessing module (5), the output port of control module (6) is connected with electric T-shaped valve (7), oil delivery pump (8) respectively, the output port of puocessing module (5) is connected with far-end computer device (9), and composition refuse landfill gas motor oil supplies automatic controller in advance; The input port of described acquisition module (4) is connected with pressure transducer (1), temperature transducer (19) respectively, the output port of acquisition module (4) is connected with control module (6) by puocessing module (5), the output port of control module (6) is connected with electric T-shaped valve (7), circulating water pump (20) respectively, the output port of puocessing module (5) is connected with far-end computer device (9), composition refuse landfill gas machine cooling water system automatic temperature control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520823656.3U CN205154292U (en) | 2015-10-23 | 2015-10-23 | Landfill gas body engine auxiliary control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520823656.3U CN205154292U (en) | 2015-10-23 | 2015-10-23 | Landfill gas body engine auxiliary control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205154292U true CN205154292U (en) | 2016-04-13 |
Family
ID=55689999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520823656.3U Expired - Fee Related CN205154292U (en) | 2015-10-23 | 2015-10-23 | Landfill gas body engine auxiliary control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205154292U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156170A (en) * | 2015-10-23 | 2015-12-16 | 河南柴油机重工有限责任公司 | Sub-control device and method for landfill gas engine |
-
2015
- 2015-10-23 CN CN201520823656.3U patent/CN205154292U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105156170A (en) * | 2015-10-23 | 2015-12-16 | 河南柴油机重工有限责任公司 | Sub-control device and method for landfill gas engine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103498913B (en) | Be applicable to the wind turbine gearbox lubrication system of extreme operating condition | |
| CN102777756B (en) | Lubricating oil hydraulic system of bulb turbine unit and control method thereof | |
| CN110762198B (en) | Wind-powered electricity generation gear box is lubricated to be purified and temperature control system | |
| CN106761971B (en) | A kind of method of the emergent supply turbo-engine lube of high position energy storage | |
| CN109340544A (en) | The pressure oil tank oil supply system of large-size horizontal sliding bearing | |
| CN103302117A (en) | Single-pump descaling variable frequency control system and control method thereof | |
| CN205154292U (en) | Landfill gas body engine auxiliary control device | |
| CN103591431A (en) | Outer circulation oil lubricating device for bearings of water-turbine generator sets | |
| CN109340359A (en) | Auto-cool system for shield owner's sliding tooth roller box lubricating oil | |
| CN105156170A (en) | Sub-control device and method for landfill gas engine | |
| CN105546315A (en) | Automatic grease pumping and injecting device and method for bearing lubrication | |
| CN209278814U (en) | The pressure oil tank oil supply system of large-size horizontal sliding bearing | |
| CN202901122U (en) | Novel safety-arrestment hydraulic system for mining cableway | |
| CN105673589A (en) | Hydraulic system of high-speed dynamic balancing machine | |
| CN202327597U (en) | Automatic control device of oil system | |
| CN203330154U (en) | Frequency converting control system with single pump for scale removal | |
| CN204806758U (en) | Circulative cooling water supply system outside hydroelectric power plant | |
| CN204678020U (en) | A kind of high-speed horizontal spiral discharge sedimentation centrifuge bearing lubrication system | |
| CN203640781U (en) | Self-starting oil supply steam turbine | |
| CN103363513B (en) | A kind of water supply system of sintering waste heat generating boiler | |
| CN202377073U (en) | Safety control mechanism in lubricating and cooling system of coal pulverizer | |
| CN102877890B (en) | Lubrication system of single-screw expansion engine and control method of lubrication system | |
| CN215170359U (en) | Be used for lubricated and refrigerated sled piece of offshore platform gas generating set booster | |
| CN217976338U (en) | Standby oil supply system of steam turbine | |
| CN205064009U (en) | Turbo -engine lube cooling system |
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: 20160413 Termination date: 20201023 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |