CN110182347A - A kind of manpower peculiar to vessel and electric energy alternating current coupling drive system and method - Google Patents
A kind of manpower peculiar to vessel and electric energy alternating current coupling drive system and method Download PDFInfo
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- CN110182347A CN110182347A CN201910372796.6A CN201910372796A CN110182347A CN 110182347 A CN110182347 A CN 110182347A CN 201910372796 A CN201910372796 A CN 201910372796A CN 110182347 A CN110182347 A CN 110182347A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H21/00—Use of propulsion power plant or units on vessels
- B63H21/12—Use of propulsion power plant or units on vessels the vessels being motor-driven
- B63H21/17—Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G5/00—Devices for producing mechanical power from muscle energy
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- Combustion & Propulsion (AREA)
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- General Engineering & Computer Science (AREA)
- Ocean & Marine Engineering (AREA)
- Control Of Eletrric Generators (AREA)
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Abstract
The invention discloses a kind of manpowers peculiar to vessel and electric energy alternating current coupling drive system and method, are related to electric ship field, including motor；Manpower generation device, including the human powered device being mutually mechanically connected and generator；Energy storage device；Exchange electric coupling device, exchange electric coupling device connection Manpower generation device, motor and energy storage device.Manpower peculiar to vessel and electric energy alternating current coupling drive system of the invention passes through the intensity that regulator generator controlling electromagnetic torque human powered device does work, and generator starting is limited without minimum torque threshold；The electric energy that human powered device's acting generates couples on ac bus with the electric energy that energy storage device stores, and enables energy storage device according to any setting ratio, is electrically coupled bus by exchange and transmits difference energy to motor.The present invention realizes Manpower generation device and energy storage device drives the purpose for foot of travelling jointly, and tourist is made to obtain exercise experience and the ship's speed experience of differentiation.
Description
Technical field
The present invention relates to electric ship fields, and in particular to a kind of manpower peculiar to vessel and electric energy alternating current coupling drive system and
Method.
Background technique
With the development of science and technology with the improvement of living standard, the mode of sports and leisure becomes increasingly abundant.Amusement and recreation ship is
A kind of current more popular amusement and recreation equipment is usually provided with manpower driving dress in addition to electric power/internal combustion engine driving part
It sets, including foot pedal apparatus, manual setter, running device etc., while there is body-building and amusement function.
In related equipment, have technical staff expect by during sports and leisure human powered device acting be collected, will
The biological energy source of manpower acting is simultaneously converted for load use, saves ship energy consumption.Prior art personnel pass through power generator and energy storage
The setting of unit realizes the recycling of kinergety.For example, Chinese patent CN201065814Y discloses a kind of " will give birth to
Object can be changed into the fitness equipment of alternating current " comprising dc generator, charging circuit, control panel, energy storage device and direct current become
The power converter of exchange, the device can be efficiently by power storage in energy storage devices, then by energy storage device to household electric
Device power supply.The energy that relevant apparatus generates human motion is converted and is utilized, and can not only increase entertainment, but also can be with
Reduce the waste of the energy.
But there are still following problems in existing system:
1, the electric energy that manpower acting generates in the prior art needs to be first stored in energy storage device, then controlling inverter will storage
The electric energy stored in energy device is released to power load.The power generation of exercise and fitness equipment and the electric discharge of energy storage device cannot same lucks
Row, is not carried out the organic coupling of generating electricity from manpower and electric energy, and it is even more impossible to realize the preset ratio adjusting of the two energy output, it is difficult to
It realizes that power output power is adjusted according to the dynamic of manpower input power, realizes the simulation effect of similar manpower driving ship.
2, when the electric energy that human powered device generates is transmitted to energy storage device, need to add charging unit, the starting of charging unit
Threshold has seriously affected the power generation threshold of man-power generator so that the adjusting of man-power generator torque by minimum work torque with
The limitation of maximum functional torque.
3, the purpose that available man-power generator torque is adjusted is the generated output for increasing small physical strength person and reducing big physical strength person,
Achieve the purpose that the universality for improving exercise and fitness equipment and increase generator reliability, this torque regulative mode is difficult to will be defeated
Enter power to be matched with output power, does not have the athleticses such as entertainment and racing basis.
Summary of the invention
In view of the deficiencies in the prior art, the purpose of the present invention is to provide a kind of manpowers peculiar to vessel and electric energy alternating current
Coupling drive system and method, it can be achieved that generating electricity from manpower and electric energy organic coupling, realize both energy output proportion adjustment,
Make tourist obtain different exercise experience and ship's speed to experience.
To achieve the above objectives, the technical solution adopted by the present invention is that:
A kind of manpower peculiar to vessel and electric energy alternating current coupling drive system, comprising: motor, Manpower generation device, energy storage dress
Set and exchange electric coupling device；
The Manpower generation device includes the human powered device being mutually mechanically connected and generator；
The exchange electric coupling device is separately connected the Manpower generation device, motor and energy storage device；The exchange
Electric coupling device includes the Generation Side Power control module being electrically connected to each other, energy storage side Power control module and motor side electric energy control
Molding block, communication link between the Generation Side Power control module, energy storage side Power control module, motor side Power control module
It connects；The electric current of Manpower generation device output provides electric current with energy storage device and is coupled on goddess of lightning's line by exchanging electric coupling device,
It is delivered to motor.
Based on the above technical solution, at least generating electricity from manpower fills all the way for the Generation Side Power control module connection
It sets, at least energy storage device, the motor side Power control module connect at least the connection of energy storage side Power control module all the way
Motor all the way；The couple electrical energy that the Generation Side Power control module is used to issue in generator is in goddess of lightning's line, Yi Jishi
Other generator output voltage simultaneously controls generated output power；The motor side Power control module is used to detect manpower hair
When electric installation issues electric energy, couple electrical energy ratio on goddess of lightning's line of Manpower generation device and energy storage device is adjusted, and by the two
Motor is passed to simultaneously, and adjusts motor, controls motor running；Energy storage side Power control module be used for according to
The couple electrical energy ratio of motor side Power control module setting, extracts difference energy input goddess of lightning's line from energy storage device.
Based on the above technical solution, the Generation Side Power control module is also used to:
When Manpower generation device generator is alternating current generator, the alternating current for the frequency amplitude variation that generator is issued
It is converted into and the equiphase alternating current of the frequencies such as the amplitudes such as AC coupled bus；
When Manpower generation device generator is dc generator, the direct current that generator issues is converted into and exchanges coupling
Close the equiphase alternating currents of frequencies such as the amplitudes such as bus；And
When human powered device drives generator to rotate, generator voltage is identified, and defeated according to voltage swing control generator
Electric current, generator electromagnetic torque and output power out, regulator generator manpower acting torque.
Based on the above technical solution, the Generation Side Power control module includes load evaluation unit, electric current control
Device, net-connected controller, drive signal generator and failure locking unit processed, the load evaluation unit, current controller, driving
Signal generator is sequentially connected, and the net-connected controller is connect with the current controller, the failure locking unit with it is described
Drive signal generator connection；
After the load evaluation unit is used to assess load according to the expectation of preset external load and input voltage,
It generates input current active command and is sent to current controller；
The net-connected controller is used to generate the frequency and phase of output current-order with phase information according to the frequency of bus
Position, and give to the current controller；
The current controller is used to according to input current active command, export the frequency and phase of current-order, generates
Voltage Reference wave is simultaneously sent to the drive signal generator；
The failure locking unit is used to be judged whether according to error protection signal in sampling input, the voltage and current exported
It breaks down, and sends failure locking signal in the event of a failure to the drive signal generator；
The drive signal generator sends driving signal for the instruction of reference wave based on the received, and is receiving event
Stop sending driving signal when hindering block signal.
Based on the above technical solution, energy storage side Power control module is used for the fixation for storing energy storage device
The direct current of amplitude be converted into the equiphase alternating current of the frequencies such as the amplitudes such as AC coupled bus, and system operation in tie up
Hold the stabilization of AC coupled bus amplitude frequency plot.
Based on the above technical solution, energy storage side Power control module is also used to adjust when system is run
Its port current being connected with energy storage device, real-time control AC coupled goddess of lightning's wire spoke value frequency plot；And according to motor
The manpower of side Power control module setting and the ratio of energy storage device couple electrical energy supplement difference energy to electricity from energy storage device
Bus.
Based on the above technical solution, the motor side Power control module is used in motor be alternating current generator
When, the AC energy on alternating current bus is converted into amplitude and the adjustable AC energy of frequency, control alternating current generator rotation；And
When motor is direct current generator, the AC energy on alternating current bus is converted into the adjustable direct current energy of amplitude, control is straight
The rotation of galvanic electricity machine.
Based on the above technical solution, the energy storage device for compensating Manpower generation device and motor automatically
Difference energy carries out charge or discharge according to the difference of operating condition is automatic.
Based on the above technical solution, when human powered device's output power changes, the couple electrical energy ratio is followed
It changes.
The present invention also provides the manpowers and electricity of a kind of manpower peculiar to vessel as described above and electric energy alternating current coupling drive system
Energy alternating current coupling driving method, comprising:
When human powered device drives generator to rotate, Generation Side Power control module identifies generator voltage；
Generation Side Power control module controls output generator current according to identification voltage；
Motor side Power control module identifies the output power of human powered device, and by the defeated of preset ratio matching energy storage device
Power out；
When the variation of human powered device's output power, the electric energy that energy storage side Power control module stores energy storage device is by direct current
Electricity is converted into being electrically coupled the phase locked alternating current of bus frequency amplitude with exchanging, and energy storage device output power and human powered device are defeated
The ratio of power, which follows, out changes.
Compared with the prior art, the advantages of the present invention are as follows:
(1) manpower peculiar to vessel of the invention exchanges electric coupling device with the use of electric energy alternating current coupling drive system and sends out manpower
Electric installation, energy storage device are together with motor organic coupling.Wherein, Generation Side Power control module is by Manpower generation device coupling
It closes on alternating current bus；Energy storage device is coupled on alternating current bus by energy storage side Power control module；Motor side electric energy control
Molding block adjusts the couple electrical energy ratio of manpower and energy storage device on goddess of lightning's line, and the two is passed to motor drive simultaneously
Motor running.The electric energy that manpower generates can need not move through energy storage device and be directly passed to motor, and organic coupling makes electronic
The maximum electric power that machine can obtain is the sum of manpower and energy storage device power, improves motor highest operating power.
(2) manpower peculiar to vessel of the invention and electric energy alternating current coupling drive system include Generation Side Power control module,
By controlling input current, generator electromagnetic torque, and then human powered device's input torque is adjusted, reaches and adjust human powered device's acting
The purpose of intensity；Therefore, Generation Side Power control module can select the difference of use pattern according to human powered device user, adjust
The exercise intensity for saving user, reaches different exercise effects, obtains different exercise experience senses.
(3) manpower peculiar to vessel of the invention and electric energy alternating current coupling drive system include motor side Power control module,
By controlling motor input electric power, revolution speed of propeller is controlled, and then adjust ship's speed；Motor side Power control module control electricity
While motivation input electric power, the power that energy storage device is coupled on goddess of lightning's line has been indirectly controlled, therefore, motor side electric energy control
Molding block can be according to the number of generating electricity from manpower power, according to the output of preset arbitrary proportion linkage control energy storage device
Power, and then obtain different ship's speed experience senses.
(4) manpower peculiar to vessel of the invention and electric energy alternating current coupling drive system pass through regulator generator controlling electromagnetic torque
The intensity of human powered device's acting, no setting is required charging unit, generator starting are limited without minimum torque threshold；Human powered device's acting
The electric energy and energy storage device of generation are coupled on ac bus, this enables energy storage device according to any setting ratio
Example is electrically coupled bus by exchange and transmits difference energy to motor.
Detailed description of the invention
Fig. 1 is the system architecture diagram of manpower and electric energy alternating current coupling drive system peculiar to vessel in the embodiment of the present invention；
Fig. 2 is the Generation Side control logic of manpower and electric energy alternating current coupling drive system peculiar to vessel in the embodiment of the present invention
Figure；
Fig. 3 is the motor side control logic of manpower and electric energy alternating current coupling drive system peculiar to vessel in the embodiment of the present invention
Figure；
Fig. 4 is the energy storage side control logic of manpower and electric energy alternating current coupling drive system peculiar to vessel in the embodiment of the present invention
Figure；
Fig. 5 is AC/AC Generation Side in manpower peculiar to vessel in one embodiment of the invention and electric energy alternating current coupling drive system
Circuit diagram；
Fig. 6 is DC/AC Generation Side in manpower peculiar to vessel in one embodiment of the invention and electric energy alternating current coupling drive system
Circuit diagram；
Fig. 7 is AC/DC motor side in manpower peculiar to vessel in one embodiment of the invention and electric energy alternating current coupling drive system
Circuit diagram；
Fig. 8 is AC/AC motor side in manpower peculiar to vessel in one embodiment of the invention and electric energy alternating current coupling drive system
Circuit diagram；
Fig. 9 is DC/AC energy storage side in manpower peculiar to vessel in one embodiment of the invention and electric energy alternating current coupling drive system
Circuit diagram；
Figure 10 controls for Generation Side in manpower peculiar to vessel in one embodiment of the invention and electric energy alternating current coupling drive system
Flow chart；
Figure 11 controls for motor side in manpower peculiar to vessel in one embodiment of the invention and electric energy alternating current coupling drive system
Flow chart；
Figure 12 controls for energy storage side in manpower peculiar to vessel in one embodiment of the invention and electric energy alternating current coupling drive system
Flow chart.
Specific embodiment
Invention is further described in detail with reference to the accompanying drawings and embodiments.
Shown in Figure 1, the embodiment of the present invention provides manpower and electric energy alternating current coupling drive system peculiar to vessel, comprising:
Motor, Manpower generation device, energy storage device and exchange electric coupling device.Wherein, Manpower generation device includes phase
The human powered device being mutually mechanically connected and generator.Energy storage device can be made of general rechargeable battery pack plus control unit group
At, generally charge when berthing, boatman as during discharge, can according to control unit regulate and control output electric current, use
In the difference energy of compensation Manpower generation device and motor automatically.The exchange electric coupling device connection Manpower generation device,
Motor and energy storage device.In the present embodiment, the exchange electric coupling device includes the Generation Side electric energy control being electrically connected to each other
Molding block, energy storage side Power control module and motor side Power control module, the Generation Side Power control module, energy storage side electricity
It is communicated to connect between energy control module, motor side Power control module.Above-mentioned human powered device includes but is not limited to foot pedal apparatus, hand
Device, running device etc., the biological energy source discharged when can be by biological motion are converted into mechanical energy and are transferred to generator.
In one embodiment, Generation Side Power control module connection at least Manpower generation device all the way, energy storage side
Power control module connection at least energy storage device all the way, motor side Power control module connection at least motor all the way.The hair
The couple electrical energy that electric side Power control module is used to issue in generator is in goddess of lightning's line；And control input current voltage, it adjusts
Save generator electromagnetic torque, human powered device's input torque and human powered device's output power.
Specifically, the Generation Side Power control module is also used in Manpower generation device generator be alternating current generator
When, the alternating current for the frequency amplitude variation that generator issues is converted into the alternating current with amplitudes such as AC coupled buses；And
When Manpower generation device generator is dc generator, the direct current that generator issues is converted into AC coupled bus etc.
The alternating current of amplitude.Generation Side Power control module is also used to when human powered device drives generator to rotate, and identification power generation is electromechanical
Pressure, and output generator current, generator electromagnetic torque and output power, regulator generator manpower are controlled according to voltage swing and done
Power square.
Generation Side Power control module framework and control logic in one embodiment is as shown in Fig. 2, Generation Side electric energy
Control module includes load evaluation unit, current controller, net-connected controller, drive signal generator and failure locking unit,
The load evaluation unit, current controller, drive signal generator are sequentially connected, the net-connected controller and the electric current control
Device connection processed, the failure locking unit are connect with the drive signal generator；The load evaluation unit is used for according to pre-
If external load expectation and after input voltage assesses load, generate input current active command and be sent to current control
Device；The net-connected controller generates the frequency and phase of output current-order according to the frequency of bus and phase information, and send to
The current controller, the current controller generate Voltage Reference wave and send to the drive signal generator；The failure
Locking unit is used to judge whether to break down according to error protection signal in sampling input, the voltage and current exported, and is sending out
Failure locking signal is sent when raw failure to the drive signal generator；The drive signal generator is for based on the received
Reference wave instruction sends driving signal, and stops sending driving signal when receiving failure locking signal.
In the present invention, motor side Power control module is used for when motor is alternating current generator, will be on alternating current bus
AC energy is converted into amplitude and the adjustable AC energy of frequency, control alternating current generator rotation；And motor be direct current generator
When, the AC energy on alternating current bus is converted into the adjustable direct current energy of amplitude, control direct current generator rotation.
The motor side Power control module is used for when detecting that Manpower generation device issues electric energy, electronic by adjusting
The mode of machine voltage magnitude and/or frequency controls motor running according to preset power proportions.One specific motor
Framework and the control logic of side Power control module are as shown in figure 3, include power coupling assessment unit and motor side circuit control
Device, wherein power coupling assessment unit is used for generating electricity from manpower power and external power magnification ratio according to input, provides revolving speed
To motor side circuit controller, the motor side circuit controller is used to control motor speed according to the rotary speed instruction for instruction.
Energy storage side Power control module is for maintaining coupling alternating current bus amplitude, frequency, the stabilization of phase.One
Framework and the control logic of specific energy storage side Power control module are as shown in figure 4, by comparing ac bus voltage sample value
Given with voltage magnitude, frequency, phase, energy storage side DC/AC inverter generates driving signal, real-time control ac bus voltage.
Correspondingly, above-mentioned Generation Side Power control module, energy storage side Power control module, motor side Power control module are real
Existing corresponding function, specific connection type can select according to the actual situation, such as can be respectively by multiple individual electric energy
Control device composition, together eventually by couple electrical energy；It is also possible to the multiport electric energy control device an of entirety, device
Internal each function module circuit is coupled by goddess of lightning's line.
In whole process, electrical connection be generator-Generation Side Power control module first branch in series with
The second branch parallel connection that energy storage device-energy storage side Power control module is constituted accesses goddess of lightning's line, then series electrical pusher side controlling electric energy
Module and motor drive mechanism at.Wherein generator can be dc generator or alternating current generator, and motor can also be dc motor
Or ac motor, correspondingly, DC/AC circuit or AC/AC electricity may be selected in Generation Side Power control module Generation Side conversion circuit
Road；AC/DC circuit or AC/AC circuit may be selected in motor side conversion circuit in motor side Power control module；The electric energy control of energy storage side
DC/AC circuit may be selected in electrical energy conversion circuit in molding block.Fig. 5-Fig. 9 shows the electricity of feasible related circuit in the present embodiment
Lu Tu, but the related circuit specific embodiment that can reach effect of the present invention includes being not limited to foregoing circuit.
In the present invention, the control logic and working principle between each module are as follows:
Human powered device drives generator to rotate, and generator rotation generates voltage, and Generation Side Power control module passes through identification
The voltage controls the output electric current of generator, controls the acting intensity of human powered device.Energy storage side Power control module passes through knowledge
The output power of other human powered device to match the output power of energy storage device, human powered device's output power with preset certain proportion
The ratio of difference, energy storage device output power and human powered device's output power is different.Motor side Power control module passes through tune
The ratio value is saved to control the output power of motor, and then controls revolution speed of propeller, controls ship's speed.Energy storage side controlling electric energy mould
Block maintains the stabilization of coupling alternating current bus in real time.
Specifically, in one embodiment, the control flow of Generation Side Power control module is as shown in Figure 10, comprising:
Generation Side Power control module obtains the voltage and current sample value of input, output in each sampling period；With it is upper
State concurrent process, load evaluation unit evaluation its whether receive external load desired value correct, be such as correctly transferred in next step
Suddenly；As no transmission maintains the constant instruction of current-order amplitude to current controller；
Each sampling period terminates, and load evaluation unit is external according to the input voltage and external load desired value of its receiving
Portion's load is assessed, and is updated input current and is instructed amplitude, and then updates output current-order amplitude；And network control on the other hand,
Output current-order frequency and phase is calculated using output voltage current sample in device processed, produces under the action of current controller
Raw output current-order；Current controller updates Voltage Reference wave and is sent to drive signal generator.Drive signal generator root
Driving signal is generated according to the Voltage Reference wave of acquisition.
In whole process, failure locking unit carries out voltage and current sampling input, and failure locking signal is sent to drive
Dynamic signal generator shows that device breaks down, block is driven immediately when drive signal generator receives failure locking signal
Dynamic signal, plant failure locking and power cut-off；When drive signal generator receives fault-free signal, system is normally exported
Driving signal.Wait until that the next sampling period starts to repeat the above process.
In one embodiment, the control flow of motor side Power control module is as shown in figure 11, with Generation Side electric energy
The control flow of control module is almost the same, and the assessment to power couple state will be only converted into the assessment of load, will be inputted
The regulation of electric current is converted into the regulation for motor speed, converts motor speed signal for the busbar voltage reference wave of output.
In one embodiment, the control flow of energy storage side Power control module is as shown in figure 12, comprising:
Energy storage side Power control module obtains voltage magnitude, frequency and the phase of bus when each sampling period starts；
Then, sampling parameter value is compared with preset parameter value, updates and obtains busbar voltage reference wave.Then, according to acquisition
Busbar voltage reference wave update driving signal, and driving signal is exported, it is above-mentioned to wait until that the next sampling period starts to repeat
Process.
Load evaluation unit, current controller, net-connected controller, failure locking unit, driving signal occur in the present invention
Device, the functional module that power coupling assessment unit is software realization, motor side circuit controller, energy storage side DC/AC inverter are
Entity structure.
Wherein, load evaluation unit identifies external input expectation and input voltage by software design, generates input current
Instruct amplitude.Input current instruction amplitude can be directly disposed as external input desired value, can also link input voltage and most
Reach external input desired value eventually.The linkage of input current instruction amplitude and input voltage can be linear linkage, be also possible to
Non-linear linkage.As a preferred embodiment, input current instruction amplitude linearly links with input voltage, the power generation of bicyclist's pedal
Machine revolving speed increase means that bicyclist thirsts for increasing exercise intensity, and input voltage increases at this time, and input current instructs amplitude linear
Increase, the exercise intensity that bicyclist obtains is linearly increasing.
Net-connected controller controls the output current frequency and Phase Tracking of Generation Side Power control module by software design
Couple ac bus.General phase locking loop controlling method can be used, the frequency and phase information of output current-order are generated, and
It exports to current controller.
Current controller converts output current-order amplitude for input current instruction amplitude by software design, and combines
The output current-order frequency and phase that net-connected controller generates control the output current tracking electricity of Generation Side Power control module
Stream instruction.General proportional resonant control method can be used by exporting current control, generate the instruction of Voltage Reference wave.
Drive signal generator can be using common modulator approaches such as pulse width modulation, pulse frequency modulateds.As
Duty ratio instruction is converted into driving signal using pulse width modulation by a kind of preferred embodiment, and driving signal acts on main circuit
Power switch, control power switch are switched on or off, and are finally completed the function of output current tracking output current-order.
Failure locking unit protects whole system, and analog circuit, digital control generation failure locking letter can be used
Number, after failure locking signal enters drive signal generator, software locking, hardware locking means can be used, block driving signal
Output, it is final to realize system protection function.As a preferred embodiment, failure locking signal is generated using analog comparator,
It is exported using hardware AND gate circuit latch actuation signal, system protection responds timely, reliable in action.
Power coupling assessment unit identifies that generating electricity from manpower power and external power magnification ratio it is expected by software design, produces
The raw given instruction of motor speed.The coupled ratio of generating electricity from manpower power and energy storage device output power is turned by adjusting motor
The given instruction of speed realizes that it is the external power magnification ratio phase that the setting of rotational speed setup instruction, which can make power amplification ratio example directly,
It hopes setting, can also link generating electricity from manpower power and be finally reached power amplification ratio desired value.Rotational speed setup instruction and manpower
The linkage of generated output can be linear linkage, be also possible to non-linear linkage.As a preferred embodiment, rotational speed setup instructs
Setting so that when generating electricity from manpower power is lower, revolving speed remains constant, and power amplification ratio follows variation；In generating electricity from manpower function
When rate crosses non-linear threshold, power amplification ratio is linearly increasing with the increase of generating electricity from manpower power；Both leisure mould had been realized
The stabilization of ship's speed under formula in turn ensures quickling increase for ship's speed under high-intensitive mode.
Motor side circuit controller is that brushless, permanently is straight in motor using motor speed adjusting controller general on the market
When galvanic electricity machine, used using general rectifier cooperation Controller for PM DC Brushless Motor；When motor is alternating current generator,
Using general AC/AC variable-frequency speed-regulating controller.
Energy storage side DC/AC inverter is using inverter general on the market, according to the voltage magnitude of AC coupled bus, frequency
The given instruction of rate, phase, maintains the stabilization of coupling ac bus.
The present invention is not limited to the above-described embodiments, for those skilled in the art, is not departing from
Under the premise of the principle of the invention, several improvements and modifications can also be made, these improvements and modifications are also considered as protection of the invention
Within the scope of.The content being not described in detail in this specification belongs to the prior art well known to professional and technical personnel in the field.
Claims (10)
1. a kind of manpower peculiar to vessel and electric energy alternating current coupling drive system characterized by comprising motor, generating electricity from manpower dress
Set, energy storage device and exchange electric coupling device；
The Manpower generation device includes the human powered device being mutually mechanically connected and generator；
The exchange electric coupling device is separately connected the Manpower generation device, motor and energy storage device；The exchange thermocouple
It attaches together and sets Generation Side Power control module, energy storage side Power control module and motor side controlling electric energy mould including being electrically connected to each other
Block communicates to connect between the Generation Side Power control module, energy storage side Power control module, motor side Power control module；
The electric current of Manpower generation device output provides electric current with energy storage device and is coupled on goddess of lightning's line by exchanging electric coupling device,
It is delivered to motor.
2. manpower peculiar to vessel as described in claim 1 and electric energy alternating current coupling drive system, it is characterised in that: the Generation Side
Power control module connection at least Manpower generation device all the way, at least energy storage fills the connection of energy storage side Power control module all the way
It sets, motor side Power control module connection at least motor all the way；
The couple electrical energy that the Generation Side Power control module is used to issue in generator is in goddess of lightning's line, and identification generator
Output voltage simultaneously controls generated output power；
The motor side Power control module is used to adjust Manpower generation device when detecting that Manpower generation device issues electric energy
With couple electrical energy ratio of the energy storage device on goddess of lightning's line, and the two is passed into motor simultaneously, and adjust motor, control
Motor running processed；
Energy storage side Power control module is used for the couple electrical energy ratio being arranged according to motor side Power control module, from
Difference energy input goddess of lightning's line is extracted in energy storage device.
3. manpower peculiar to vessel as claimed in claim 2 and electric energy alternating current coupling drive system, which is characterized in that the Generation Side
Power control module is also used to:
When Manpower generation device generator is alternating current generator, the alternating current for the frequency amplitude variation that generator is issued is converted
At with the equiphase alternating current of frequencies such as amplitudes such as AC coupled bus；
When Manpower generation device generator is dc generator, the direct current that generator issues is converted into and AC coupled mother
The equiphase alternating current of the frequencies such as the amplitudes such as line；And
When human powered device drives generator to rotate, generator voltage is identified, and generator output electricity is controlled according to voltage swing
Stream, generator electromagnetic torque and output power, regulator generator manpower acting torque.
4. manpower peculiar to vessel as described in claim 1 and electric energy alternating current coupling drive system, it is characterised in that: the Generation Side
Power control module includes load evaluation unit, current controller, net-connected controller, drive signal generator and failure locking list
Member, the load evaluation unit, current controller, drive signal generator are sequentially connected, the net-connected controller and the electricity
Stream controller connection, the failure locking unit are connect with the drive signal generator；
After the load evaluation unit is used to assess load according to the expectation of preset external load and input voltage, generate
Input current active command is sent to current controller；
The net-connected controller is used to generate the frequency and phase of output current-order according to the frequency and phase information of bus, and
It send to the current controller；
The current controller is used to according to input current active command, export the frequency and phase of current-order, generates voltage
Reference wave is simultaneously sent to the drive signal generator；
The failure locking unit is used to judge whether to occur according to error protection signal in sampling input, the voltage and current exported
Failure, and failure locking signal is sent in the event of a failure to the drive signal generator；
The drive signal generator sends driving signal for the instruction of reference wave based on the received, and closes receiving failure
Stop sending driving signal when lock signal.
5. manpower peculiar to vessel as described in claim 1 and electric energy alternating current coupling drive system, it is characterised in that: the energy storage side
Power control module is used to for the direct current for the fixed amplitude that energy storage device stores being converted into amplitudes such as AC coupled buses etc.
The equiphase alternating current of frequency, and system operation in maintain AC coupled bus amplitude frequency plot stabilization.
6. manpower peculiar to vessel as claimed in claim 5 and electric energy alternating current coupling drive system, it is characterised in that: the energy storage side
Power control module is also used to when system is run, and adjusts its port current being connected with energy storage device, real-time control exchange
Couple goddess of lightning's wire spoke value frequency plot；And manpower and energy storage device couple electrical energy according to the setting of motor side Power control module
Ratio, difference energy is supplemented from energy storage device to goddess of lightning's line.
7. manpower peculiar to vessel as described in claim 1 and electric energy alternating current coupling drive system, it is characterised in that: the motor side
Power control module is used to that the AC energy on alternating current bus to be converted into amplitude and frequency when motor is alternating current generator
Adjustable AC energy, control alternating current generator rotation；And when motor is direct current generator, by the alternating current on alternating current bus
It can be converted into the adjustable direct current energy of amplitude, control direct current generator rotation.
8. manpower peculiar to vessel as claimed in claim 7 and electric energy alternating current coupling drive system, it is characterised in that: the energy storage dress
The difference energy for compensating Manpower generation device and motor automatically is set, is charged or is put automatically according to the difference of operating condition
Electricity.
9. manpower peculiar to vessel as described in claim 1 and electric energy alternating current coupling drive system, it is characterised in that: work as human powered device
When output power changes, the couple electrical energy ratio, which follows, to change.
10. a kind of manpower peculiar to vessel as described in claim 1 is exchanged with the manpower of electric energy alternating current coupling drive system with electric energy
It is electrically coupled driving method, it is characterised in that:
When human powered device drives generator to rotate, Generation Side Power control module identifies generator voltage；
Generation Side Power control module controls output generator current according to identification voltage；
Motor side Power control module identifies the output power of human powered device, and by the output work of preset ratio matching energy storage device
Rate；
When the variation of human powered device's output power, the electric energy that energy storage side Power control module stores energy storage device is turned by direct current
It changes into and is electrically coupled the phase locked alternating current of bus frequency amplitude with exchanging, energy storage device output power and human powered device's output work
The ratio of rate, which follows, to change.
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| GB511136A (en) * | 1938-02-09 | 1939-08-09 | Automatic Telephone & Elect | Improvements in or relating to electrical signalling systems for use in the protection of power lines |
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| CN110182347B (en) | 2024-09-03 |
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