CN105207273A - Landfill gas generator power management device and method - Google Patents
Landfill gas generator power management device and method Download PDFInfo
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- CN105207273A CN105207273A CN201510691907.1A CN201510691907A CN105207273A CN 105207273 A CN105207273 A CN 105207273A CN 201510691907 A CN201510691907 A CN 201510691907A CN 105207273 A CN105207273 A CN 105207273A
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Abstract
The invention relates to the technical field of a power station of landfill gas generator sets, in particular to a landfill gas generator power management device and method. The landfill gas generator power management device adopts the structure that power management devices (3) are connected with speed regulation actuators (5) used for controlling gas engines (1) through speed regulation control devices (4); the first input ends of the power management devices (3) are connected with voltage detection devices (6) and current detection devices (7); the voltage detection devices (6) and the current detection devices (7) are used for detecting generators (2); the second input ends of the power management devices (3) are connected with a remote computer monitoring device (8) for the landfill gas generator sets. The landfill gas generator power management device and method have the advantages that the gas generator sets can generate electricity in a constant power mode or an average power mode, so that the power distribution of the landfill gas generator sets is stable; the working states of the landfill gas generator sets can be sent to the remote computer monitoring device through communication for remote monitoring and working state data recording.
Description
Technical field
The present invention relates to landfill gas power generation unit plant technical field, particularly relate to a kind of refuse landfill gas generator power management devices and method.
Background technology
Landfill gas power generation unit supervisory control system distribution system mainly gas machine utilizes rubbish landfill gas, by gas machine engine and generator mechanical acting, is converted into electric energy, the monitoring power distribution of powering to network load and control.For uncertainty and the randomness of network load peak of power consumption low ebb, make the generating adaptability of generating set and stability requirement higher, especially gas machine generating set.
Summary of the invention
For solving the problems of the technologies described above, the object of the invention is to propose a kind of refuse landfill gas generator power management devices and method.
The present invention adopts following technical scheme for completing its invention task:
A kind of refuse landfill gas generator power management devices, comprise: for controlling the speed regulating actuator of gas engine, for detecting the voltage check device of generator, current sensing means, power management apparatus, speed-regulating control device, refuse landfill gas generating set far-end computer supervising device, described power management apparatus is connected with the speed regulating actuator controlling gas engine by speed-regulating control device, power management apparatus first input end with for detecting the voltage check device of generator, current sensing means is connected, power management apparatus second input is connected with refuse landfill gas generating set far-end computer supervising device.
A method for supervising for refuse landfill gas generator power management devices, is carry out Real-Time Monitoring by power management apparatus to generating set electrical parameter, regulates and controls the speed regulating actuator of gas engine, and what realize control electricity is transported to electrical network; To make the stable operation of gas driven generator group power division, and by landfill gas power generation unit operating state, be sent to far-end computer supervising device by communication in real time, carry out remote monitoring and operating state data record; Generating set power exports the method controlled: comprise setting firm power and power-sharing method;
One, firm power method is set:
Step 1, power of the assembling unit management devices is selected to be in setting constant power-mode;
Step 2, as required, fill in power output desired value by the corresponding power of far-end computer monitor system software, computer sends power management control to by communication to power management control;
Step 3, power management control, according to power target value, monitors the voltage of generator and load end, current variation value, feedback calculates current power value, by real time contrast, carries out speed regulating control by CAN-bus communication bus data communication at a high speed to set speed adjustment controller;
Step 4, gas unit speed setting controller to the gas unit speed of service carry out adjustment control, gas unit raising speed namely generate electricity power output increase; Reduction of speed namely generate electricity power output reduce; Control unit slowly increase or reduce output loading trend setpoint power output desired value.
Two power-sharing methods:
Step 1, power of the assembling unit management devices is selected to be in power-sharing pattern;
Step 2, the power amount that the unit that power management control distributes according to load management should send.
Step 3, power management control carries out the quantity identification of online power station and examines contrast in real time, unit is sent out in advance power amount and carries out the online power of the assembling unit and divide equally, the power target value divided equally is shared to online power of the assembling unit Management Controller respectively.
Step 4, power management control, according to power target value, monitors the voltage of generator and load end, current variation value, feedback calculates current power value, by real time contrast, carries out speed regulating control by CAN-bus communication bus data communication at a high speed to set speed adjustment controller;
Step 5, gas unit speed setting controller to the gas unit speed of service carry out adjustment control, gas unit raising speed namely generate electricity power output increase; Reduction of speed namely generate electricity power output reduce; Control unit slowly increase or reduce output loading trend setpoint power output desired value.
A method of work for refuse landfill gas generator power management devices, described unit itself is rated power effectively, is the rated power of gas driven generator group; Described load power demand, for load end to send the demand of performance number to gas driven generator group.
A method of work for refuse landfill gas generator power management devices, two kinds of patterns that described generating set power exports are setting constant power-mode and power-sharing pattern; Described setting constant power-mode, for far-end computer supervising device is to the power setting of power management control; Described power-sharing pattern is the power fraction of load end total allocation, controls gas driven generator group generated output and divides equally this power fraction.
A method of work for refuse landfill gas generator power management devices, described far-end computer supervising device, carries out remote monitoring and operating state data record for generating set running status and carries out power setting to generating set power Management Controller.
Owing to adopting technical scheme as above, the present invention has following superiority:
A kind of refuse landfill gas generator power management devices and method, the device adopted is connected with the speed regulating actuator controlling gas engine by speed-regulating control device by power management apparatus, power management apparatus first input end is connected with the voltage check device for detecting generator, current sensing means, and power management apparatus second input is connected with refuse landfill gas generating set far-end computer supervising device.The present invention can realize gas driven generator group power setting constant power-mode and the generating of power-sharing mode operation; To make the stable operation of gas driven generator group power division, and by landfill gas power generation unit operating state, be sent to far-end computer supervising device by communication in real time, carry out remote monitoring and operating state data record.
Accompanying drawing explanation
Fig. 1 is landfill gas power generation power of the assembling unit management devices electrical diagram;
Fig. 2 is landfill gas power generation power of the assembling unit management devices relation block diagram.
In figure: 1, gas engine; 2, generator; 3, power management apparatus; 4, speed-regulating control device; 5, speed regulating actuator; 6, voltage; 7, electric current; 8, refuse landfill gas generating set far-end computer supervising device.
Embodiment
With specific embodiment, the present invention is illustrated by reference to the accompanying drawings:
As shown in Figure 1, 2, the invention provides a kind of refuse landfill gas generator power management devices, power of the assembling unit management carries out Real-Time Monitoring, regulation and control mainly through power management to generating set electrical parameter, and what realize control electricity is transported to electrical network.Manage the control to power distribution equipment and gas unit by the power of the assembling unit, realize gas driven generator group power various modes and export, one is unit effectively rated power setting itself; Two is load power demand; Therefore, generating set power exports, and needs certain control planning, realizes two kinds of power mode outputs: one, set constant power-mode; Two, power-sharing pattern; To make the stable operation of gas driven generator group power division, and by landfill gas power generation unit operating state, be sent to far-end computer supervising device by communication in real time, carry out remote monitoring and operating state data record etc.
Described generating set electrical parameter etc., carries out transmitting, processing and export control for power management control gathers relevant parameter signal.
The electrical parameter of described monitoring comprises, generating set voltage, electric current; Load terminal voltage, electric current;
The described control to power distribution equipment and gas unit, for power management control is to controls such as synchronous, the on/off switch of distribution system; To the speed regulating control of the speed setting controller of gas unit;
Described unit itself is rated power effectively, is the rated power of gas driven generator group;
Described load power demand, for load end to send the demand of performance number to gas driven generator group;
Two kinds of patterns that described generating set power exports are setting constant power-mode and power-sharing pattern;
Described setting constant power-mode, for far-end computer supervising device is to the power setting of power management control; Described power-sharing pattern is the power fraction of load end total allocation, controls gas driven generator group generated output and divides equally this power fraction; Described far-end computer supervising device, carries out remote monitoring and operating state data record etc. for generating set running status and carries out power setting to generating set power Management Controller.
Below, the concrete grammar of refuse landfill gas generator power management devices is described;
The invention provides generating set power method for supervising, generating set power exports the two kinds of methods controlled;
Generating set power exports the two kinds of methods controlled and is respectively setting firm power and power-sharing;
Setting firm power method:
Step 1, power of the assembling unit management devices is selected to be in setting constant power-mode;
Step 2, as required, by the corresponding power setting hurdle of far-end computer monitor system software, fill in power output desired value, computer sends power management control to by communication to power management control;
Step 3, power management control, according to power target value, monitors the voltage of generator and load end, current variation value, feedback calculates current power value, by real time contrast, carries out speed regulating control by CAN-bus communication bus data communication at a high speed to set speed adjustment controller;
Step 4, gas unit speed setting controller to the gas unit speed of service carry out adjustment control, gas unit raising speed namely generate electricity power output increase; Reduction of speed namely generate electricity power output reduce; Control unit slowly increase or reduce output loading trend setpoint power output desired value.
Power-sharing method:
Step 1, power of the assembling unit management devices is selected to be in power-sharing pattern;
Step 2, the power amount that the unit that power management control distributes according to load management should send.
Step 3, power management control carries out the quantity identification of online power station and examines contrast in real time, unit is sent out in advance power amount and carries out the online power of the assembling unit and divide equally, the power target value divided equally is shared to online power of the assembling unit Management Controller respectively.
Step 4, power management control, according to power target value, monitors the voltage of generator and load end, current variation value, feedback calculates current power value, by real time contrast, carries out speed regulating control by CAN-bus communication bus data communication at a high speed to set speed adjustment controller;
Step 5, gas unit speed setting controller to the gas unit speed of service carry out adjustment control, gas unit raising speed namely generate electricity power output increase; Reduction of speed namely generate electricity power output reduce; Control unit slowly increase or reduce output loading trend setpoint power output desired value.
Claims (5)
1. a refuse landfill gas generator power management devices, it is characterized in that: comprising: for controlling the speed regulating actuator (5) of gas engine (1), for detecting the voltage check device (6) of generator (2), current sensing means (7), power management apparatus (3), speed-regulating control device (4), refuse landfill gas generating set far-end computer supervising device (8), described power management apparatus (3) is connected with the speed regulating actuator (5) controlling gas engine (1) by speed-regulating control device (4), power management apparatus (3) first input end with for detecting the voltage check device (6) of generator (2), current sensing means (7) is connected, power management apparatus (3) second input is connected with refuse landfill gas generating set far-end computer supervising device (8).
2. the method for supervising of a refuse landfill gas generator power management devices, it is characterized in that: be, by power management apparatus, Real-Time Monitoring is carried out to generating set (2) electrical parameter, regulate and control the speed regulating actuator (5) of gas engine (1), what realize control electricity is transported to electrical network; To make the stable operation of gas driven generator group power division, and by landfill gas power generation unit operating state, be sent to far-end computer supervising device by communication in real time, carry out remote monitoring and operating state data record; Generating set power exports the method controlled: comprise setting firm power and power-sharing method;
One, firm power method is set:
Step 1, power of the assembling unit management devices is selected to be in setting constant power-mode;
Step 2, as required, fill in power output desired value by the corresponding power of far-end computer monitor system software, computer sends power management control to by communication to power management control;
Step 3, power management control, according to power target value, monitors the voltage of generator and load end, current variation value, feedback calculates current power value, by real time contrast, carries out speed regulating control by CAN-bus communication bus data communication at a high speed to set speed adjustment controller;
Step 4, gas unit speed setting controller to the gas unit speed of service carry out adjustment control, gas unit raising speed namely generate electricity power output increase; Reduction of speed namely generate electricity power output reduce; Control unit slowly increase or reduce output loading trend setpoint power output desired value;
Two power-sharing methods:
Step 1, power of the assembling unit management devices is selected to be in power-sharing pattern;
Step 2, the power amount that the unit that power management control distributes according to load management should send;
Step 3, power management control carries out the quantity identification of online power station and examines contrast in real time, unit is sent out in advance power amount and carries out the online power of the assembling unit and divide equally, the power target value divided equally is shared to online power of the assembling unit Management Controller respectively;
Step 4, power management control, according to power target value, monitors the voltage of generator and load end, current variation value, feedback calculates current power value, by real time contrast, carries out speed regulating control by CAN-bus communication bus data communication at a high speed to set speed adjustment controller;
Step 5, gas unit speed setting controller to the gas unit speed of service carry out adjustment control, gas unit raising speed namely generate electricity power output increase; Reduction of speed namely generate electricity power output reduce; Control unit slowly increase or reduce output loading trend setpoint power output desired value.
3. the method for work of a kind of refuse landfill gas generator power management devices according to claim 1, is characterized in that: described unit itself is rated power effectively, is the rated power of gas driven generator group; Described load power demand, for load end to send the demand of performance number to gas driven generator group.
4. the method for work of a kind of refuse landfill gas generator power management devices according to claim 1, is characterized in that: two kinds of patterns that described generating set power exports are setting constant power-mode and power-sharing pattern; Described setting constant power-mode, for far-end computer supervising device is to the power setting of power management control; Described power-sharing pattern is the power fraction of load end total allocation, controls gas driven generator group generated output and divides equally this power fraction.
5. the method for work of a kind of refuse landfill gas generator power management devices according to claim 1, it is characterized in that: described far-end computer supervising device, carry out remote monitoring and operating state data record for generating set running status and power setting is carried out to generating set power Management Controller.
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| CN201510691907.1A CN105207273A (en) | 2015-10-23 | 2015-10-23 | Landfill gas generator power management device and method |
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| CN201510691907.1A CN105207273A (en) | 2015-10-23 | 2015-10-23 | Landfill gas generator power management device and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109103943A (en) * | 2018-10-30 | 2018-12-28 | 潍柴动力股份有限公司 | A kind of gen-set control system and control method |
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| CN2574793Y (en) * | 2002-09-26 | 2003-09-24 | 武绍之 | Automatic control device of roller mill emergency stop |
| EP2001098A2 (en) * | 2007-03-16 | 2008-12-10 | Ngk Insulators, Ltd. | Power control method for power system compensators |
| CN103001258A (en) * | 2012-11-29 | 2013-03-27 | 江苏科技大学 | Method for uniformly allocating power used for ship power station and management device |
| JP2014168348A (en) * | 2013-02-28 | 2014-09-11 | Kyocera Corp | Current sensor detection method |
| CN204190659U (en) * | 2014-09-30 | 2015-03-04 | 郑州众智科技股份有限公司 | Generating set power output distributor |
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2015
- 2015-10-23 CN CN201510691907.1A patent/CN105207273A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2574793Y (en) * | 2002-09-26 | 2003-09-24 | 武绍之 | Automatic control device of roller mill emergency stop |
| EP2001098A2 (en) * | 2007-03-16 | 2008-12-10 | Ngk Insulators, Ltd. | Power control method for power system compensators |
| CN103001258A (en) * | 2012-11-29 | 2013-03-27 | 江苏科技大学 | Method for uniformly allocating power used for ship power station and management device |
| JP2014168348A (en) * | 2013-02-28 | 2014-09-11 | Kyocera Corp | Current sensor detection method |
| CN204190659U (en) * | 2014-09-30 | 2015-03-04 | 郑州众智科技股份有限公司 | Generating set power output distributor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109103943A (en) * | 2018-10-30 | 2018-12-28 | 潍柴动力股份有限公司 | A kind of gen-set control system and control method |
| CN109103943B (en) * | 2018-10-30 | 2021-10-08 | 潍柴动力股份有限公司 | Generator set control system and control method |
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Inventor after: Li Feng Inventor after: Yang Bin Inventor after: Gu Bo Inventor after: Wang Huan Inventor after: Xu Haifeng Inventor before: Li Feng Inventor before: Yang Bin Inventor before: Gu Bo Inventor before: Wang Huan Inventor before: Xu Haifeng |
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Application publication date: 20151230 |
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