CN205539389U - Energy -saving boats and ships load analogue means - Google Patents
Energy -saving boats and ships load analogue means Download PDFInfo
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- CN205539389U CN205539389U CN201620067369.9U CN201620067369U CN205539389U CN 205539389 U CN205539389 U CN 205539389U CN 201620067369 U CN201620067369 U CN 201620067369U CN 205539389 U CN205539389 U CN 205539389U
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- electric
- load simulating
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Abstract
The utility model discloses an energy -saving boats and ships load analogue means, it is equipped with: controller (6) are through data line AC electric dynamometer machine (1), converter (5), information acquisition device (7) and the rotational speed torque sensor continuous with controller (6) to and through cable motor (3) continuous with converter (5). The utility model discloses a controller control converter comes the control motor rotational speed, can simulate not sympathism electrical load (push away the ware, make the water machine, divide oil machine, air compressor machine, pump etc. Like marine side) run test problem of boats and ships, through the AC electric dynamometer machine with electric energy repayment to electric wire netting, can solve power consumption extravagant with pollute the scheduling problem, and this artificial load device simple structure is convenient for safeguard and the installation to have good energy -conserving effect.
Description
Technical field
This utility model relates to ship control technical field, particularly relates to a kind of energy-saving ship load simulating device.
Background technology
Boats and ships load simulating device is used to determine the important device of Ship Electrical Power System performance, and boats and ships load is except electric filament lamp, electricity
Stoves etc., remaining major part is inductive load.Now, boats and ships load simulating device is mainly used in boat diesel engine and generator skid
Test, marine vessel power Side Thrusters factory in bench test and each scientific research place simulate the performance test that actual boats and ships load.
At present, existing boats and ships load simulating device mainly has following three kinds of modes:
(1) boats and ships load simulating device based on water resistance, changes the size of resistance value by changing polar plate spacing.This device
Major advantage is low cost, can realize stepless time adjustment；Shortcoming is belonging to purely resistive load, and accuracy and sensitivity is low, is unfavorable for standard
Really analyzing, consume electric energy, pollute environment, safety is the highest, is unsuitable for the occasion that variation of ambient temperature is big.
(2) based on container type dry type boats and ships load simulating device, boats and ships load device is simulated by increase and decrease load box.This dress
Putting major advantage is that maintenance cost is low, and easily, small volume, safety is high in regulation；Shortcoming is belonging to purely resistive load, consumes
Electric energy, pollutes environment, it is difficult to reappear boats and ships load device characteristic.
(3) Ship Propeling load simulating device based on hydraulic dynamometer, simulates ship bear by change inner chamber operating pressure and carries
Put.This device major advantage is that measuring accuracy is higher, stable and reliable in work, can preferably simulate boats and ships load device；Shortcoming is consumption
Energy and rotating speed are deteriorated less than loading performance during certain value, relatively costly, are unfavorable for working service.
Summary of the invention
Technical problem to be solved in the utility model is: for prior art and the defect of spot ship load simulating device, carry
For a kind of energy-saving ship load simulating device, fully take into account the demand of the various load of actual boats and ships and energy waste and cause ring
The problems such as environment pollution, have good energy-saving effect and practical function.
This utility model solves its technical problem and uses following technical scheme:
The energy-saving ship load simulating device that this utility model provides, it is provided with: controller, by data wire and controller phase
Electric A.C. dynamometer, converter, information acquisition device and rotary speed torque sensor even, and be connected with converter by cable
Motor.
Described electric A.C. dynamometer, its input is connected with the outfan of motor by shaft coupling, and its outfan passes through can
Control switchs K2 by load simulating device regenerative electric energy feedback to electrical network.
Described rotary speed torque sensor, it is installed on shaft coupling.
Described converter, its input is connected with the outfan of the panel of boats and ships by gate-controlled switch K1, its outfan and
The input of motor connects.
Described converter, information acquisition device, rotary speed torque sensor, its outfan is connected with the input of controller respectively.
This utility model is additionally provided with gate-controlled switch K1, gate-controlled switch K2, host computer, its input and the input of converter
It is connected with the outfan of controller respectively.
Described controller can use Siemens S7-200PLC/CPU226CN type controller.
Receiving rotary speed torque sensor information, analyzing and process, and during comparing with setup parameter, described controller,
Converter, motor and rotary speed torque sensor form first closed-loop control system.
Measurement and control instrument communication in controller with electric A.C. dynamometer, gathers the parameter of regeneration electricity, controller and information acquisition device
Communication, gathers the electrical quantity of electrical network, by control the frequency conversion speed-adjusting system in electric A.C. dynamometer ensure to regenerate electrical quantity with
Electrical network parameter is consistent, and during forming grid-connected conditions, described controller, electric A.C. dynamometer form second closed loop control
System processed.
This utility model compared with prior art has a following major advantage:
1. use Ethernet, RS485 to communicate the mode that combines, make that control system data communication is reliable, real-time and motility
By force.
2. use motor run electric dynamometer mode simulate actual boats and ships inductive load (as ship side thruster, fresh water generator,
Centrifugal oil separator, air compressor machine, pump etc.) testing results problem.
3. use double closed-loop control system, on the premise of meeting rotary speed of generator group, moment of torsion and dynamic response, power equipment is stored up
Kinetic energy or the potential energy deposited are converted to regenerative electric energy feedback to electrical network through electric A.C. dynamometer, it is achieved energy-saving and cost-reducing purpose.
4. use the load device complying fully with simulation ship power plant, and electric A.C. dynamometer can reach when close to zero-turn speed
To nominal torque, it is achieved that load the smooth adjustment of test.
Accompanying drawing explanation
Fig. 1 is this utility model energy-saving ship load simulating device structural representation, and in figure, solid line is power cable, dotted line
It is communication cable.
In figure: 1. electric A.C. dynamometer；2. shaft coupling；3. motor；4. load simulating device；5. converter；6. control
Device processed；7. information acquisition device.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but does not limit this utility model.
The energy-saving ship load simulating device that this utility model provides, its structure is as it is shown in figure 1, include electric A.C. dynamometer
1, motor 3 (load), converter 5, controller 6, information acquisition device 7 and rotary speed torque sensor, wherein: described friendship
Stream electric dynamometer 1, its input is connected with the outfan of motor 3 by shaft coupling 2, and its outfan passes through gate-controlled switch
K2 by load simulating device 4 regenerative electric energy feedback to electrical network.Described rotary speed torque sensor, it is installed on shaft coupling 2.Institute
Stating converter 5, its input is connected with the outfan of the panel of boats and ships, and its outfan is connected with the input of motor 3.
Described converter 5, information acquisition device 7, rotary speed torque sensor, its outfan input with controller 6 respectively is connected.Institute
State electric A.C. dynamometer 1, gate-controlled switch K1, gate-controlled switch K2, converter 5, host computer, its input respectively with control
The outfan of device 6 connects.
Described electric A.C. dynamometer 1, is mainly made up of ac motor, AC variable-frequency speed regulation system and measurement and control instrument, alternating current
The alternating current that motivation sends is unidirectional current through frequency conversion speed-adjusting system rectification, and another mistake becomes alternating current to electrical network.
Described motor 3 is load, and it uses can stepless speed control ac motor.
Described load simulating device 4 is the assay device that a kind of feedback is energy-saving, simulate each inductive load of boats and ships.
Described controller 6 uses Siemens S7-200PLC/CPU226CN type controller, mainly by central processing unit (CPU),
Memorizer, input block, output unit, communication interface, expansion interface, power supply form.
Described controller 6 is connected by Ethernet with host computer, controller and converter, rotary speed torque sensor, information gathering
Device, electric A.C. dynamometer are communicated to connect by RS485 respectively, it is achieved communication.
Described controller 6 is by communicating with converter 5, it is achieved control motor speedup and deceleration；Pass by receiving rotating speed moment of torsion
Sensor information, analyzes and processes, and compare with setup parameter, its middle controller 6, converter 5 and rotary speed torque sensor shape
Become first closed-loop control system；Controller 6 and the measurement and control instrument communication in electric A.C. dynamometer 1, gather the parameter of regeneration electricity,
Controller 6 communicates with information acquisition device 7, gathers the electrical quantity of electrical network, adjusts by controlling the frequency conversion in electric A.C. dynamometer 1
It is consistent with electrical network parameter that speed system ensures to regenerate electrical quantity, forms grid-connected conditions, its middle controller 6, electric dynamometer 1 shape
Become second closed-loop control system.Use described double closed-loop control system, whole analogue loading device control system can be realized anti-
Should be rapid, stable, accurate, accurately run.
Described measurement and control instrument is existing equipment, and it is in addition to accurately measuring various rotating power machinery rotating speeds, moment of torsion and control,
It is also equipped with " local/remote " function.
The energy-saving ship load simulating device that this utility model provides, its host computer is realized by Ethernet application OPC technology
Data communication with controller, it is achieved remotely control boats and ships analogue loading device, can pass through number of ways (word, figure
Sheet, animation etc.) working condition of boats and ships fictitious load control system is shown, for operator operation, safeguard, offer be provided
Convenient.
The energy-saving ship load simulating device that this utility model provides, its work process is: during this plant running, according to load
Each parameter size, controls gate-controlled switch K1 by controller and closes a floodgate, and output setting speed signal is to converter simultaneously, makes electronic
Machine is run by setting speed and driving electric dynamometer machine runs, and system reaches grid-connected conditions, and controller controls gate-controlled switch K2 and closes
Lock, forms feed-back type structure, makes regenerative electric energy feedback to electrical network.
This utility model can solve in the factory of boat diesel engine and generator skid test, marine vessel power Side Thrusters bench test and each
Scientific research place simulate different fictitious loads during the performance test of actual boats and ships load require with energy waste and cause environmental pollution
Etc. problem, and simple in construction, it is installed on each test site convenient and practical.
It should be appreciated that for those having ordinary skill in the art, can be transformed according to the above description or be converted, and be owned
These modifications and variations all should belong to the protection domain of this utility model claims.
Claims (9)
1. an energy-saving ship load simulating device, is characterized in that being provided with: controller (6), by data wire and control
Electric A.C. dynamometer (1), converter (5), information acquisition device (7) and the rotary speed torque sensor that device (6) is connected,
And pass through the motor (3) that cable is connected with converter (5).
Energy-saving ship load simulating device the most according to claim 1, it is characterised in that described alternating electromotive force measurement of power
Machine (1), its input is connected with the outfan of motor (3) by shaft coupling (2), and its outfan passes through gate-controlled switch
K2 by load simulating device (4) regenerative electric energy feedback to electrical network.
Energy-saving ship load simulating device the most according to claim 1, it is characterised in that described rotating speed torque sensing
Device, it is installed on shaft coupling (2).
Energy-saving ship load simulating device the most according to claim 1, it is characterised in that described converter (5),
Its input is connected with the outfan of the panel of boats and ships by gate-controlled switch K1, and its outfan is defeated with motor (3)
Enter end to connect.
Energy-saving ship load simulating device the most according to claim 1, it is characterised in that described converter (5),
Information acquisition device (7), rotary speed torque sensor, its outfan input with controller (6) respectively is connected.
Energy-saving ship load simulating device the most according to claim 1, it is characterised in that be additionally provided with gate-controlled switch K1,
Gate-controlled switch K2, host computer, the input of its input and converter (5) respectively with the outfan of controller (6)
Connect.
Energy-saving ship load simulating device the most according to claim 1, it is characterised in that described controller (6)
Use Siemens S7-200PLC/CPU226CN type controller.
Energy-saving ship load simulating device the most according to claim 1, is characterized in that receiving rotary speed torque sensor
Information, analyzes and processes, and during comparing with setup parameter, controller (6), converter (5), motor (3)
First closed-loop control system is formed with rotary speed torque sensor.
Energy-saving ship load simulating device the most according to claim 1, it is characterized in that controller (6) with exchange
Measurement and control instrument communication in electric dynamometer (1), gathers the parameter of regeneration electricity, controller (6) and information acquisition device (7)
Communication, gathers the electrical quantity of electrical network, ensures regeneration by controlling the frequency conversion speed-adjusting system in electric A.C. dynamometer (1)
Electrical quantity is consistent with electrical network parameter, during forming grid-connected conditions, and controller (6), electric A.C. dynamometer (1) shape
Become second closed-loop control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620067369.9U CN205539389U (en) | 2016-01-22 | 2016-01-22 | Energy -saving boats and ships load analogue means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620067369.9U CN205539389U (en) | 2016-01-22 | 2016-01-22 | Energy -saving boats and ships load analogue means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205539389U true CN205539389U (en) | 2016-08-31 |
Family
ID=56767959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620067369.9U Expired - Fee Related CN205539389U (en) | 2016-01-22 | 2016-01-22 | Energy -saving boats and ships load analogue means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205539389U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107515113A (en) * | 2016-11-15 | 2017-12-26 | 襄阳博亚精工装备股份有限公司 | Hollow fixed angle ultrahigh speed cage shaft coupling life test machine |
| CN107525669A (en) * | 2016-11-15 | 2017-12-29 | 襄阳博亚精工装备股份有限公司 | Fixed angle electric-machine directly-driven shaft coupling fatigue cycle life testing machine |
| CN113160642A (en) * | 2021-03-31 | 2021-07-23 | 河北交通职业技术学院 | Real object simulation system of marine water generator |
-
2016
- 2016-01-22 CN CN201620067369.9U patent/CN205539389U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107515113A (en) * | 2016-11-15 | 2017-12-26 | 襄阳博亚精工装备股份有限公司 | Hollow fixed angle ultrahigh speed cage shaft coupling life test machine |
| CN107525669A (en) * | 2016-11-15 | 2017-12-29 | 襄阳博亚精工装备股份有限公司 | Fixed angle electric-machine directly-driven shaft coupling fatigue cycle life testing machine |
| CN113160642A (en) * | 2021-03-31 | 2021-07-23 | 河北交通职业技术学院 | Real object simulation system of marine water generator |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20180122 |