CN101629990B - Full power test method and test device for whole wind turbine - Google Patents
Full power test method and test device for whole wind turbine Download PDFInfo
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- CN101629990B CN101629990B CN2009100441291A CN200910044129A CN101629990B CN 101629990 B CN101629990 B CN 101629990B CN 2009100441291 A CN2009100441291 A CN 2009100441291A CN 200910044129 A CN200910044129 A CN 200910044129A CN 101629990 B CN101629990 B CN 101629990B
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Abstract
The invention relates to a full power test method and a test device for a whole wind turbine, adopting a double machine set energy feedback method to test the full power of the whole wind turbine. The cabins of two sets of wind turbines are arranged in a back-to-back mode, wherein, one set of cabins which carry out motorized operation are the dragging wind turbines, and the other set of cabins which carry out the electricity generating operation are the testing wind turbines. Energy provided by an electric fence can provide electric energy for the dragging wind turbine by a current-variable cabinet by the side of dragging wind turbine, and the dragging wind turbine drives the testing wind turbine to rotate by a spindle and a coupler and provides needed torque for the testing wind turbine. Electric energy produced by the testing wind turbine can be fed back to the dragging wind turbine by the current-variable cabinet. When the testing wind turbine runs under different operating modes, the output characteristic of the testing wind turbine can be detected by a test system. The invention adopts a double machine set energy feedback method, which saves electric energy. At the same time, the cabins of the two wind turbines are arranged in a back-to-back mode. The machinery fittings are simple and are easy and fast to install. Because of adopting field bus control technology, the test device for a whole wind turbine has the advantages of high compatibility and expandability. At the same time, the test system of the invention, which adopts a virtual device technology, can test characteristic parameter output by the wind turbines on line.
Description
Affiliated field
The invention belongs to a kind of equipment testing test method and test unit; Especially a kind of megawatt-level wind unit complete machine total power method of testing and test unit; Be mainly used in and simulate the operating condition of wind generating set engine room (not comprising wheel hub and blade) under the laboratory environment, the output characteristics of test wind-powered electricity generation unit complete machine in wind energy turbine set.
Background technology
Because country greatly develops wind-power electricity generation; Encourage homemade high-power wind-driven generator group; From introduction-digestion-absorption-independent research process, the overall test of megawatt-level wind unit seems particularly important, and it can verify performance, shortening development and the debugging cycle of new product; Reduce the failure rate of product, for the production domesticization of wind-powered electricity generation unit is given security.At home, the method for testing of each parts of wind-powered electricity generation unit and test unit are existing, do not have simulation wind-powered electricity generation unit complete machine moves and carries out corresponding test under laboratory environment means and device temporarily.
Summary of the invention
The objective of the invention is provides a kind of wind-powered electricity generation unit complete machine total power method of testing and test unit to the defective of prior art, and this kind method of testing and test unit can carry out the total power test to wind-powered electricity generation unit complete machine in the laboratory.
The present invention realizes through following technical scheme: a kind of wind-powered electricity generation unit complete machine full power trial (FPT) method of testing; Adopt two-shipper group energy feedback method to carry out the full power trial (FPT) of wind-powered electricity generation unit complete machine; Promptly two cover wind-powered electricity generation set engine rooms are installed by back-to-back mode, and wherein electric operation (dragging the wind-powered electricity generation unit) is done in a cover cabin, generator operation (test wind-powered electricity generation unit) is done in another set of cabin.The energy that electrical network provides provides electric energy through dragging the unsteady flow cabinet of wind-powered electricity generation unit side to dragging motor, drags the wind-powered electricity generation unit through main shaft and the running of shaft coupling motoring ring test wind-powered electricity generation unit, and for testing the wind-powered electricity generation unit required torque is provided; The electric energy that test wind-powered electricity generation unit produces feeds back to through the unsteady flow cabinet and drags the wind-powered electricity generation unit.Test wind-powered electricity generation unit detects the output characteristics of test wind-powered electricity generation unit through test macro when different operating modes are moved.
The wind-powered electricity generation unit complete machine full power trial (FPT) proving installation of being developed according to above-mentioned wind-powered electricity generation unit complete machine full power trial (FPT) method of testing is: a kind of wind-powered electricity generation unit complete machine full power trial (FPT) platform comprises the mechanical erecting equipment of two cover wind-powered electricity generation set engine rooms, main circuit electric power system, control system, test macro, backup system, two wind-powered electricity generation units etc.In the described two cover wind-powered electricity generation set engine rooms, a cover drags the wind-powered electricity generation unit for electric operation; Another set of for doing the test wind-powered electricity generation unit of generator operation.
Described wind-powered electricity generation set engine room comprises aerogenerator, gear case, main shaft, main frame, unsteady flow cabinet, brake system, yaw system, water-cooling system, oil cooling system etc.
Described control system adopts Field Bus Control Technology, possesses manually two kinds of modes of operation of control of computer controlled automatic and button, and these two kinds of modes of operation are separate; Realize the centralized and unified control of test platform, realize that on this test platform centralized control wind-powered electricity generation unit makes an experiment.The function of control system is to realize the Long-distance Control and the detection of main circuit equipment, guarantees the security of main circuit electric power system.
Described test macro adopts virtual instrument technique, and all test datas of the online detection of ability realize real-time collection, analysis and storage to these data simultaneously.Test macro is mainly accomplished double-fed wind power generator and the detection of unsteady flow cabinet electric weight, generating unit speed detection, temperature detection (comprising generator, unsteady flow cabinet, gear case, cooling circulating water, oil pressure pumping plant, servo drive motor etc.), vibration detection (comprising frame, gear case, generator etc.), noise testing etc.
The present invention has following beneficial effect:
1, the present invention adopts two-shipper group energy feedback method, saves energy; Two cover wind-powered electricity generation set engine rooms are installed by back-to-back mode simultaneously, and mechanical erecting equipment is simple, and is quick and easy for installation;
2, control system of the present invention adopts Field Bus Control Technology, has very strong compatibility and extensibility;
3, test macro of the present invention adopts virtual instrument technique; The output characteristics parameter of the online detection wind-powered electricity generation unit of ability; Comprise the voltage, electric current, peak power, reactive power, voltage fluctuation, harmonic wave, temperature, vibration, generating unit speed of unit output electric energy etc.; The relation property curve between wind-powered electricity generation generating unit speed and output electric energy be can accomplish, real-time collection, analysis and storage realized simultaneously these data.
Description of drawings
Fig. 1 test platform structure is always schemed
Fig. 2 test platform main circuit schematic diagram
Fig. 3 test platform control principle figure
Fig. 4 test platform test philosophy figure
Embodiment
To combine accompanying drawing and embodiment that the present invention is done further description below.
Can find out that through accompanying drawing 1 the present invention is a kind of wind-powered electricity generation unit complete machine full power trial (FPT) platform; Adopt two-shipper group energy feedback method to carry out the full power trial (FPT) of wind-powered electricity generation unit complete machine; Promptly two cover wind-powered electricity generation set engine rooms are installed by back-to-back mode, wherein a cover cabin do electric operation for drag the wind-powered electricity generation unit, generator operation is done for testing the wind-powered electricity generation unit in another set of cabin.Drag and be provided with the unsteady flow cabinet in the wind-powered electricity generation unit; The unsteady flow cabinet is connected with test wind-powered electricity generation unit through control circuit difference electrical network; The energy that electrical network provides is through dragging the unsteady flow cabinet of wind-powered electricity generation unit side; To dragging motor the startup electric energy is provided, drags the wind-powered electricity generation unit, and required torque is provided for testing the wind-powered electricity generation unit through main shaft and the running of shaft coupling motoring ring test wind-powered electricity generation unit; The electric energy that test wind-powered electricity generation unit produces feeds back to through the unsteady flow cabinet and drags the wind-powered electricity generation unit.Through the different operating mode service conditions of test wind-powered electricity generation unit are set, in the output characteristics that detects test wind-powered electricity generation unit through test macro.
Whole wind group of motors complete machine full power trial (FPT) device comprises the mechanical erecting equipment of two cover wind-powered electricity generation set engine rooms, main circuit electric power system, control system, test macro, backup system, two wind-powered electricity generation units etc.Two cover wind-powered electricity generation set engine rooms are installed by back-to-back mode, a cover cabin do electric operation for drag the wind-powered electricity generation unit, generator operation is done for testing the wind-powered electricity generation unit in another set of cabin; The main shaft of two cover wind-powered electricity generation set engine rooms connects through universal shaft coupling device.Each system architecture is following:
The wind-powered electricity generation set engine room; Comprise test wind-powered electricity generation set engine room 1 and drag 13 liang of covers of wind-powered electricity generation set engine room wind-powered electricity generation set engine room, main shaft 3, main frame 4, yaw system 5, gear case 6, mechanical brake system 8, hydraulic pressure cooling system 9, generator 10, unsteady flow cabinet 11, anemoclinograph 12 and other utility appliance all are housed in every suit wind-powered electricity generation set engine room.Two cover wind-powered electricity generation set engine rooms are installed back-to-back, see Fig. 1, test wind-powered electricity generation set engine room 1 with drag wind-powered electricity generation set engine room 13 and be connected through universal shaft coupling device 2 installations; Main shaft 3 is installed in the main frame 4, and main shaft 3 is connected with gear case 6, and gear case 6 is connected with generator 10 again; Mechanical brake system 8 is installed between gear case 6 and the generator 10, is provided with hydraulic pressure cooling system 9 on generator 10 next doors; Unsteady flow cabinet 11 is installed in the afterbody in cabin 1; Have yaw system 5 at main frame 4.The bottom in cabin 1 is that millwright adorns 7, and millwright is adorned 7 and is installed on test wind-powered electricity generation set engine room 1 test platform shared with dragging wind-powered electricity generation set engine room 13.
During test; Adopting backup system 24 to drag two wind-powered electricity generation set engine rooms 1 and 13 earlier turns round to the required rotating speed of unit starting; Two unit startings drag wind-powered electricity generation unit 13 and do electric operation after accomplishing, through 1 running of universal shaft coupling device 2 towing test wind-powered electricity generation units; For test wind-powered electricity generation unit 1 provides test required torque, accomplish the load test of test wind-powered electricity generation unit 1.The electric energy that test wind-powered electricity generation unit 1 produces feeds back to through main circuit electric power system 21 and drags wind-powered electricity generation set engine room 13; The electric energy that the main circuit electric power system provides is merely test wind-powered electricity generation set engine room 1 and the loss that drags wind-powered electricity generation set engine room 13; Both realize the load test of test wind-powered electricity generation set engine room 1, saved energy again.
Described main circuit system: see Fig. 2, comprise main circuit electric power system circuit 21, drag wind-powered electricity generation unit circuit 22, test wind-powered electricity generation unit circuit 23, backup system circuit 24.Wherein drag wind-powered electricity generation unit circuit 22 and be connected to main circuit electric power system circuit 21 with test wind-powered electricity generation unit circuit 23; Main circuit electric power system circuit 21 provides power supply for dragging wind-powered electricity generation unit circuit 22 with test wind-powered electricity generation unit circuit 23, in dragging wind-powered electricity generation unit circuit 22 and test wind-powered electricity generation unit circuit 23, the power supply detecting element is installed; Drag wind-powered electricity generation unit motor and required torque is provided for test wind-powered electricity generation unit motor; Drag wind-powered electricity generation unit motor and do electric operation; Test wind-powered electricity generation unit motor is done generator operation; The electric energy of test wind-powered electricity generation unit motor feeds back to through main circuit electric power system circuit 21 and drags the wind-powered electricity generation unit, so the electric energy that main circuit electric power system circuit 21 provides is merely the energy consumption that drags wind-powered electricity generation unit circuit 22 and test wind-powered electricity generation unit circuit 23.The function of backup system 24 is when dragging the wind-powered electricity generation unit with test wind-powered electricity generation unit starting; Drag wind-powered electricity generation unit and the running of test wind-powered electricity generation unit; Reach the startup rotating speed that drags wind-powered electricity generation unit and test wind-powered electricity generation unit; After dragging the wind-powered electricity generation unit and testing the success of wind-powered electricity generation unit starting, backup system 24 is out of service automatically.Test motor electric weight detecting element, detector unit, vibration detecting element, current transformer output electric energy detection element etc. are installed in the test wind-powered electricity generation unit circuit 23, its objective is the operation characteristic and the output characteristics that detect test wind-powered electricity generation unit test 1.
Described control system: see Fig. 3, adopt Field Bus Control Technology, possess manually two kinds of modes of operation of control of computer controlled automatic and button, these two kinds of modes of operation are separate; Realize the centralized and unified control of test platform, realize that on this test platform centralized control wind-powered electricity generation unit makes an experiment.The function of control system is to realize the Long-distance Control and the detection of main circuit equipment, guarantees the security of main circuit electric power system.Wherein, data acquisition computer 41 is seen Fig. 4, and control operation computing machine 31 links to each other as man-machine interface, and main instruction transmission, status surveillance and the test figure memory function accomplished realizes the centralized and unified control of test platform; Control operation computing machine 31 respectively with Programmable Logic Controller 32, drag wind-powered electricity generation unit master controller 33 and be connected with test wind-powered electricity generation unit master controller 34, Programmable Logic Controller 32, drag wind-powered electricity generation unit master controller 33 and test wind-powered electricity generation unit master controller 34 and be connected with first controlled quentity controlled variable 35, second controlled quentity controlled variable 36 and the 3rd controlled quentity controlled variable 37 again respectively.Programmable Logic Controller 32 main chain, the theft-resistant link chain controls of switch disjunction, logic of accomplishing test platform; Drag wind-powered electricity generation unit master controller 33 and mainly accomplish the operation control that drags the wind-powered electricity generation unit; The 34 main operation controls of accomplishing test wind-powered electricity generation unit of test wind-powered electricity generation unit master controller; Through fieldbus and computer networking technology, the organic assembling of realizing data acquisition computer 41, Programmable Logic Controller 32, drag wind-powered electricity generation unit master controller 33, the data communication between test wind-powered electricity generation unit master controller 34 and the control operation computing machine 31 and on-site real-time being controlled.
Described test macro: seeing Fig. 4, is a cover computer testing system, comprises data acquisition computer 41, data acquisition equipment 42, power of motor analytical equipment 43 and temperature testing equipment more than 44 parts.Wherein, data acquisition computer 41 is electrically connected with data acquisition equipment 42, power of motor analytical equipment 43 and temperature testing equipment 44 through electric wire respectively, and data acquisition equipment 42 is electrically connected through electric wire with electric weight detecting element 45; Power of motor analytical equipment 43 whiles and electric weight detecting element 46 and rotating speed detecting element 47 are electrically connected through electric wire; 44 of temperature testing equipments pass through electric wire and are electrically connected with detector unit 48.Data acquisition equipment 42, power of motor analytical equipment 43 and temperature testing equipment 44 be main accomplishes the detection of testing generator electrical quantitys, the detection of current transformer output electrical quantity, the detection of test wind-powered electricity generation unit output electrical quantity, detection, wind-powered electricity generation unit temperature detection and hydraulic pressure, the isoparametric detection of oil pressure, analysis and the storages of electrical network input electrical quantity, and the analysis result data unification is gathered the back by data acquisition computer 41 is uploaded to the generation, printing etc. that control operation computing machine 31 carries out storage and the test form of data with the mode of Ethernet communication.Data acquisition computer 41 is mainly accomplished unified management, data analysis and the storages of data acquisition equipment 42, power of motor analytical equipment 43 and temperature testing equipments 44, and analysis result data is uploaded to control operation computing machine 31; Described data acquisition equipment 42 is 32 tunnel HSDA equipment based on the PXI bus design, mainly accomplishes the detection of current transformer output electrical quantity, the detection of test wind-powered electricity generation unit output electrical quantity, detection, wind-powered electricity generation unit temperature detection and hydraulic pressure, the isoparametric detection of oil pressure of electrical network input electrical quantity; Described power of motor analytical equipment 43 is an Embedded Double winding electric machine power analysis equipment; Main accomplish the doublewound voltage and current of testing generator, torque, rotating speed collection, the phase place of analytical test generator electric energy, phase sequence, electric current and voltage degree of unbalancedness, aberration rate, harmonic wave, meritorious, idle, efficient etc.; Described temperature testing equipment 44 is test wind-powered electricity generation unit operation temperature testing equipment, mainly accomplishes gear case anhydrate temperature, return water temperature, bearing temperature, gear oil temperature; Generator U phase coil temperature, V phase coil temperature, W phase coil temperature, DE bearing temperature, NDE bearing temperature; The measurement of cabin in-cabinet temperature, circuit chokes temperature, generator chokes temperature, unsteady flow cabinet in-cabinet temperature, power cabinet in-cabinet temperature, switch board in-cabinet temperature, environment temperature equitemperature signal.
Claims (9)
1. wind-powered electricity generation unit complete machine total power method of testing; It is characterized in that: adopt two-shipper group energy feedback method to carry out the full power trial (FPT) of wind-powered electricity generation unit complete machine; Two cover wind-powered electricity generation set engine rooms are installed by back-to-back mode, wherein a cover cabin do electric operation for drag the wind-powered electricity generation unit, generator operation is done for testing the wind-powered electricity generation unit in another set of cabin; The energy that electrical network provides provides electric energy through dragging the unsteady flow cabinet of wind-powered electricity generation unit side to dragging motor, drags the wind-powered electricity generation unit through main shaft and the running of shaft coupling motoring ring test wind-powered electricity generation unit, and for testing the wind-powered electricity generation unit required torque is provided; The electric energy that test wind-powered electricity generation unit produces feeds back to through the unsteady flow cabinet that drags wind-powered electricity generation unit side and drags the wind-powered electricity generation unit; Test wind-powered electricity generation unit detects the output characteristics of test wind-powered electricity generation unit through test macro when different operating modes are moved; The full power trial (FPT) of described wind-powered electricity generation unit complete machine is to adopt backup system to drag two wind-powered electricity generation set engine rooms earlier to turn round to the required rotating speed of unit starting; After two unit startings are accomplished; Drag the wind-powered electricity generation unit and do electric operation; Drag the wind-powered electricity generation unit through main shaft and the running of shaft coupling towing test wind-powered electricity generation unit, for test wind-powered electricity generation unit provides required torque, the load test of completion.
2. wind-powered electricity generation unit complete machine total power proving installation in the laboratory, it is characterized in that: wind-powered electricity generation unit complete machine full power trial (FPT) device comprises the mechanical erecting equipment of two cover wind-powered electricity generation set engine rooms, main circuit electric power system, control system, test macro, backup system, two wind-powered electricity generation units; In the two cover wind-powered electricity generation set engine rooms cover wind-powered electricity generation set engine room do electric operation for drag the wind-powered electricity generation unit, another set of wind-powered electricity generation set engine room is done generator operation for testing the wind-powered electricity generation unit; The mutual back-to-back mode of two cover wind-powered electricity generation set engine rooms is installed, and connects through main shaft and shaft coupling; Drag and be provided with the unsteady flow cabinet in the wind-powered electricity generation unit; The unsteady flow cabinet is connected with test wind-powered electricity generation unit with electrical network respectively through control circuit; The energy that electrical network provides is through dragging the unsteady flow cabinet of wind-powered electricity generation unit side; To dragging motor the startup electric energy is provided, drags the wind-powered electricity generation unit, and required torque is provided for testing the wind-powered electricity generation unit through main shaft and the running of shaft coupling motoring ring test wind-powered electricity generation unit; The electric energy that test wind-powered electricity generation unit produces feeds back to through the unsteady flow cabinet and drags the wind-powered electricity generation unit; Described main circuit system comprises main circuit electric power system circuit, drags wind-powered electricity generation unit circuit, tests wind-powered electricity generation unit circuit, backup system circuit; Wherein drag wind-powered electricity generation unit circuit and be connected to main circuit electric power system circuit with test wind-powered electricity generation unit circuit; Main circuit electric power system circuit provides power supply for dragging wind-powered electricity generation unit circuit with test wind-powered electricity generation unit circuit, in dragging wind-powered electricity generation unit circuit and test wind-powered electricity generation unit circuit, the power supply detecting element is installed; Described control system adopts Field Bus Control Technology, possesses manually two kinds of modes of operation of control of computer controlled automatic and button, and these two kinds of modes of operation are separate; Described test macro is a cover computer testing system, comprises data acquisition computer, data acquisition equipment, power of motor analytical equipment and several parts of temperature testing equipment.
3. wind-powered electricity generation unit complete machine total power proving installation in the laboratory as claimed in claim 2; It is characterized in that: described wind-powered electricity generation set engine room, all be equipped with main shaft, main frame, yaw system, gear case, mechanical brake system, hydraulic pressure cooling system, generator, unsteady flow cabinet, anemoclinograph and other utility appliance in every suit wind-powered electricity generation set engine room.
4. wind-powered electricity generation unit complete machine total power proving installation in the laboratory as claimed in claim 3, it is characterized in that: described main shaft is installed in the main frame, and main shaft is connected with gear case, and gear case is connected with generator again; The mechanical brake system is installed between gear case and the generator, is provided with the hydraulic pressure cooling system on the generator next door; The unsteady flow cabinet is installed in the afterbody in cabin; Have yaw system at main frame.
5. wind-powered electricity generation unit complete machine total power proving installation in the laboratory as claimed in claim 2; It is characterized in that: the bottom of described wind-powered electricity generation set engine room is the millwright dress, and the millwright dress is installed in test wind-powered electricity generation set engine room and drags on the shared test platform of wind-powered electricity generation set engine room.
6. wind-powered electricity generation unit complete machine total power proving installation in the laboratory as claimed in claim 2; It is characterized in that: the described wind-powered electricity generation unit motor that drags provides required torque for test wind-powered electricity generation unit motor; Drag wind-powered electricity generation unit motor and do electric operation; Test wind-powered electricity generation unit motor is done generator operation, and the electric energy of test wind-powered electricity generation unit motor feeds back to through main circuit electric power system circuit and drags the wind-powered electricity generation unit; Test motor electric weight detecting element, detector unit, vibration detecting element, current transformer output electric energy detection element are installed in the test wind-powered electricity generation unit circuit.
7. wind-powered electricity generation unit complete machine total power proving installation in the laboratory as claimed in claim 2, it is characterized in that: described data acquisition computer links to each other as man-machine interface with the control operation computing machine; The control operation computing machine respectively with Programmable Logic Controller, drag wind-powered electricity generation unit master controller and be connected with test wind-powered electricity generation unit master controller, Programmable Logic Controller, drag wind-powered electricity generation unit master controller and test wind-powered electricity generation unit master controller and be connected with first controlled quentity controlled variable, second controlled quentity controlled variable and the 3rd controlled quentity controlled variable again respectively.
8. wind-powered electricity generation unit complete machine total power proving installation in the laboratory as claimed in claim 6; It is characterized in that: described data acquisition computer is electrically connected with data acquisition equipment, power of motor analytical equipment and temperature testing equipment through electric wire respectively, and data acquisition equipment is electrically connected through electric wire with the electric weight detecting element; The power of motor analytical equipment then is electrically connected through electric wire with electric weight detecting element and rotating speed detecting element simultaneously; Temperature testing equipment then is electrically connected with detector unit through electric wire.
9. wind-powered electricity generation unit complete machine total power proving installation in the laboratory as claimed in claim 8 is characterized in that: described data acquisition equipment is 32 tunnel HSDA equipment based on the PXI bus design; Described power of motor analytical equipment is an Embedded Double winding electric machine power analysis equipment; Described temperature testing equipment is test wind-powered electricity generation unit operation temperature testing equipment.
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| CN2009100441291A CN101629990B (en) | 2009-08-17 | 2009-08-17 | Full power test method and test device for whole wind turbine |
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| CN102331555A (en) * | 2010-07-13 | 2012-01-25 | Hrs风电技术有限公司 | Method and system for testing full-power performance of motor or generator without loader or driver |
| DE102010053808A1 (en) * | 2010-12-08 | 2012-06-14 | Robert Bosch Gmbh | Wind power transmission test rig |
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| CN103018670A (en) * | 2012-12-04 | 2013-04-03 | 辽宁省电力有限公司电力科学研究院 | Wind generating set grid-connected performance test system and method based on industrial personal computer |
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