CN102315641B - Energy-saving and energy-recycling control system of fitness equipment - Google Patents
Energy-saving and energy-recycling control system of fitness equipment Download PDFInfo
- Publication number
- CN102315641B CN102315641B CN 201010224465 CN201010224465A CN102315641B CN 102315641 B CN102315641 B CN 102315641B CN 201010224465 CN201010224465 CN 201010224465 CN 201010224465 A CN201010224465 A CN 201010224465A CN 102315641 B CN102315641 B CN 102315641B
- Authority
- CN
- China
- Prior art keywords
- energy
- circuit
- electric power
- power
- generating
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The invention discloses an energy-saving and energy-recycling control system of fitness equipment. The energy-saving and energy-recycling control system of fitness equipment comprises a bidirectional power conversion circuit, a bidirectional power driving circuit, an electric/generating two-purpose rotor machine and an energy management circuit, wherein the energy management circuit can make the electric/generating two-purpose rotor machine in a generating mode or an electric mode; in the generating mode, the bidirectional power conversion circuit is started, so that the bidirectional power driving circuit feeds back power generated by the electric/generating two-purpose rotor machine to a power feeder through the bidirectional power conversion circuit; and in the electric mode, the bidirectional power conversion circuit is set to be in a rectifying mode so as to merely obtain the power from the power feeder and transmit the power to the bidirectional power driving circuit and the bidirectional power driving circuit drives the electric/generating two-purpose rotor machine by the power.
Description
Technical field
The invention relates to a kind of electric device, and particularly relevant for a kind of electric device of body-building apparatus.
Background technology
The new patent M325670 of known TaiWan, China mentions a kind of device that uses sports equipment generating feed-in civil power.Yet, in the whole text article only teaching " this user's calorie 21 provides instantaneous power input Pi by its motion; its input power drives sports equipment 3 and produces a mechanical power output Pm; this machinery output drives this generator 4 again and produces electric power output Pe, by this transducer 5 with the output of generator 4 electricity power convert to the synchronous AC power output of civil power 7 with specific work because of mode feed-in civil power 7; But the power by control feed-in civil power is with the power output of indirectly control generator 4, and the Torque and speed of the kinetic energy efferent 32 of further controlled motion equipment 3, reaches the purpose that the control user consumes calorie speed; After this user's power consumption pattern sets 61 again, this instantaneous power instruct calculator 62 is with the amount calories that can set according to the user and the instantaneous power order Pe* of the required consumption of exercise intensity conversion user, in addition by output voltage and the Current calculation sports equipment 3 present instantaneous output Pes of this instantaneous power calculator 64 according to generator 4, adjust by power controller 63 again and make Pe=Pe*, its error also produces the current amplitude order Im* of a feed-in civil power 7, and civil power 7 voltages by current amplitude order Im* and sensing multiply each other and can obtain a feed-in civil power, and the current order IS* with civil power 7 voltage homophases, at last, switching by current controller 65 control transducers 5, so that the current order that the output current of civil power 7 equals to set (Is=Is*), to reach the purpose of the electric power feed-in civil power 7 that generator 4 exported, because electric current is sinusoidal wave and identical with civil power 7, the power factor that can keep feed-in civil power 7 is one simultaneously." both without actual operation circuit or mechanism, whether feasiblely also really do not inquire into.
Summary of the invention
Therefore, the objective of the invention is provide a kind of body-building apparatus energy-conservation with the energy recovery control system, with the energy that effectively utilizes body-building apparatus and produced or reduce electricity consumption.
According to an embodiment of the present invention, propose a kind of body-building apparatus energy-conservation with the energy recovery control system, comprise a two-way power conversion circuit, a two-way power driving circuit, the electronic/dual-purpose rotor facility of generating and an energy management circuit.The bi-directional electric power change-over circuit mainly is comprised of a plurality of controlled power transistors, and an end is electrically connected a power feeder.The bi-directional electric power drive circuit is the other end that is electrically connected the bi-directional electric power change-over circuit with the one end, and electronic/dual-purpose rotor facility of generating then are electrically connected the other end of bi-directional electric power drive circuit.Electronic/dual-purpose rotor facility of generating are in order to interlock one body-building apparatus.Energy management circuit is electrically connected bi-directional electric power change-over circuit, bi-directional electric power drive circuit and electronic/dual-purpose rotor facility of generating.Wherein, energy management circuit is when being in a power generation mode, to start the bi-directional electric power change-over circuit at electronic/dual-purpose rotor facility of generating, makes the bi-directional electric power drive circuit by the bi-directional electric power change-over circuit, and reverse power is in power feeder.On the other hand, energy management circuit is at electronic/dual-purpose rotor facility of generating when being in an electric model, set the bi-directional electric power change-over circuit for the rectification pattern, make the bi-directional electric power drive circuit by the bi-directional electric power change-over circuit, obtain from power feeder and drive electronic/required electric power of the dual-purpose rotor facility of generating.
It should be noted that the present invention in other embodiments, propose a storage battery is electrically connected at the bi-directional electric power drive circuit by energy management circuit, with electronic/when the dual-purpose rotor facility of generating are in power generation mode, charge; And when being in this electric model, provide body-building apparatus one direct current electric power at electronic/dual-purpose rotor facility of generating.Also propose an operation interface is electrically connected at energy management circuit, electronic for setting/a rotating speed lower limit that the dual-purpose rotor facility of generating charge to storage battery.On the other hand, the bi-directional electric power change-over circuit can be comprised of a two-way flow of electrical power conversion equipment and a two-way flow of electrical power direct-current voltage conversion device.Bi-directional electric power flow transition device can be a full bridge power transistor rectification circuit or a half-bridge power transistor rectification circuit.The mobile direct-current voltage conversion device of bi-directional electric power can be a power transistor DC boosting-reduction voltage circuit.
In addition, in another embodiment, energy management circuit is comprised of an energy conditioning circuit and a routine processes circuit.Wherein, the routine processes circuit comprises a rotating speed detector, a two-way power driving circuit control module, a microprocessor module and a voltage compensation module.The rotating speed detector is a rotating speed of detecting electronic/dual-purpose rotor facility of generating under power generation mode.Bi-directional electric power drive circuit control module be rotating speed take electronic/dual-purpose rotor facility of generating as foundation, under power generation mode control electronic/output voltage of the dual-purpose rotor facility of generating, to improve generating efficiency; And control flows into the electric current of electronic/dual-purpose rotor facility of generating under electric model, to reach the purpose of the speed of controlling these electronic/dual-purpose rotor facility of generating.
Microprocessor module is under power generation mode, motion requirement according to the user, the size of the alternating electromotive force that reference rotor facility rotating speed and expection can be generated electricity, decide the output loading of rotor facility, and control energy conditioning circuit energy that user motion is consumed, feed back to power feeder via the bi-directional electric power change-over circuit with the pattern of alternating current.This feedback energy size is to utilize the size of current of adjusting the input electric power feeder line and the phase difference of adjusting power feeder voltage to reach; The direct voltage size of bi-directional electric power drive circuit then is to regulate and control via voltage compensation module and energy conditioning circuit.The bi-directional electric power flow transition device of carrying, the mobile direct-current voltage conversion device of bi-directional electric power, bi-directional electric power drive circuit and energy management circuit all are built in the power transistor control strategy of pulse wave width modulation.
Whereby, the energy-conservation power that the user can be produced when operating body-building apparatus with the energy recovery control system of the body-building apparatus of aforementioned all execution modes feeds back to mains system.It should be noted that, body-building apparatus is energy-conservation can be set or default value adds load and initiatively monitor the power that body-building apparatus produces according to the user with the energy recovery control system, the use that provides various power-saving mechanism to guide the user to produce the energy with the variation according to power, stores and be recycled to power feeder.
Description of drawings
For above and other objects of the present invention, feature, advantage and embodiment can be become apparent, appended the description of the drawings is as follows:
Fig. 1 is the energy-conservation functional block diagram with the energy recovery control system of the body-building apparatus of an embodiment of the present invention;
Fig. 2 A is the circuit diagram of an execution mode of the bi-directional electric power flow transition device 111 of Fig. 1;
Fig. 2 B is the circuit diagram of another execution mode of the bi-directional electric power flow transition device 111 of Fig. 1;
Fig. 3 is the actual waveform figure that the bi-directional electric power flow transition device 111 of Fig. 1 produces;
Fig. 4 is the flow circuit diagram of an execution mode of direct-current voltage conversion device 112 of the bi-directional electric power of Fig. 1;
Fig. 5 A is the dynamic characteristic figure of electronic/dual-purpose rotor facility 130 of generating;
Fig. 5 B is generating voltage and the rotation speed relation curve chart of electronic/dual-purpose rotor facility 130 of generating;
Fig. 6 is the detailed functions calcspar of Fig. 1;
Fig. 7 is the pulse wave signal oscillogram that the rotating speed detector 143 of Fig. 6 produces;
Fig. 8 is the Operating Strategy schematic diagram of energy conditioning circuit 141;
Fig. 9 is the functional block diagram of bi-directional electric power drive circuit control module 144;
Figure 10 A is the electronic/oscillogram of the dual-purpose rotor facility 130 of generating when 6 go on foot the ripple Current Control;
Figure 10 B is the electronic/oscillogram of the dual-purpose rotor facility 130 of generating when three-phase string ripple Current Control.
[primary clustering symbol description]
100: body-building apparatus energy-conservation with the energy recovery control system
110: bi-directional electric power change-over circuit 111: bi-directional electric power flow transition device
112: the bi-directional electric power direct-current voltage conversion device that flows
120: bi-directional electric power drive circuit 130: electronic/the dual-purpose rotor facility of generating
140: energy management circuit 141: energy conditioning circuit
142: routine processes circuit 143: the rotating speed detector
144: bi-directional electric power drive circuit control module 145: microprocessor module
146: voltage compensation module 147: the rotor detector
148: velocity estimator 149: discharge module
150: storage battery 160: operation interface
170: body-building apparatus
Embodiment
Although once someone proposed vague and general theory and conception, the power that utilizes body-building apparatus to produce feeds back civil power.But this conception of the present inventor's practical study is found and fails to implement according to this.Through actual observation, rotor loading is that the different occupation modes with different users or same user change, and is unsettled so become when the reverse power that produces also is.Therefore, the present inventor is based on for many years practical experience and long-term endeavour research and development, propose a kind of body-building apparatus energy-conservation with the energy recovery control system, come the variation according to load end, controlling mechanism initiatively is provided, and the power that body-building apparatus is produced is able to efficient utilization and feeds back to civil power.It should be noted that the present inventor proposes definite design circuit; Not only carry out policy selection for the variation of load end, the energy that more body-building apparatus is produced is able to better power factor (power factor) and sends power feeder back to.
Please refer to Fig. 1, Fig. 1 is the energy-conservation functional block diagram with the energy recovery control system of the body-building apparatus of an embodiment of the present invention.Among Fig. 1, the body-building apparatus of present embodiment is energy-conservation to comprise a two-way power conversion circuit 110, a two-way power driving circuit 120, the electronic/dual-purpose rotor facility 130 of generating, an energy management circuit 140, a storage battery 150, an operation interface 160 and a body-building apparatus 170 with energy recovery control system 100.Certainly, storage battery 150 is not indispensable with operation interface 160; In like manner, also illustrate a discharge module 149 storage battery 150 of arranging in pairs or groups among the figure; Body-building apparatus 170 just needs when then being and energy recovery control system energy-conservation at the body-building apparatus of using present embodiment to exist.In other words, bi-directional electric power change-over circuit 110, bi-directional electric power drive circuit 120, electronic/dual-purpose rotor facility 130 of generating and energy management circuit 140 device that can be integrated by modularization; In the use, as long as substitute motor in the general body-building apparatus 170, change electronic/dual-purpose rotor facility 130 of generating into, just can realize present embodiment.The annexation of each member and before also being specified in, does not repeat them here as shown in the figure.Hereby the interpretation work principle is as follows:
The load characteristic of/generating dual-purpose rotor facility 130 electronic for energy management circuit 140 can be cooperated really, energy management circuit 140 is to be programmed with circuit design to be control bi-directional electric power change-over circuit 110 and bi-directional electric power drive circuit 120, carries out various control mechanism under power generation mode.
Particularly, itself be not equipped with storage battery 150 if body-building apparatus is energy-conservation with energy recovery control system 100, then carry out at least two kinds of controlling mechanisms; If there is storage battery 150, then carry out at least three kinds of controlling mechanisms as follows.
The first controlling mechanism: when the rotor low-speed running of electronic/dual-purpose rotor facility 130 of generating, and and during no storage battery 150, because its energy output is limited, energy management circuit 140 is set bi-directional electric power change-over circuit 110 for the rectification pattern, only by bi-directional electric power drive circuit 120 with electronic/electric power that the dual-purpose rotor facility 130 of generating produce offer body-building apparatus energy-conservation with energy recovery control system 100 in each module, or via discharge module 149 will be unnecessary energy release.
The second controlling mechanism: hold, there is storage battery 150 if body-building apparatus is energy-conservation with energy recovery control system 100, then energy management circuit 140 is set as the rectification pattern with bi-directional electric power change-over circuit 110, again by bi-directional electric power drive circuit 120 with electronic/electric power of producing of the dual-purpose rotor facility 130 of generating offer body-building apparatus energy-conservation with energy recovery control system 100 in each module, and also storage battery 150 is charged.
The 3rd controlling mechanism: when the rotor high-speed running of electronic/dual-purpose rotor facility 130 of generating, energy management circuit 140 starts bi-directional electric power change-over circuits 110, by bi-directional electric power drive circuit 120 electronic/electric power that the dual-purpose rotor facility 130 of generating produce is fed back to power feeder.On the other hand, when storage battery 150 is deposited electric weight when not enough, electronic/electric power that the dual-purpose rotor facility 130 of generating produce also can be in order to charge to storage battery 150.
On the other hand, bi-directional electric power change-over circuit 110 can be comprised of a two-way flow of electrical power conversion equipment 111 and a two-way flow of electrical power direct-current voltage conversion device 112.Please in the lump with reference to figure 2A and Fig. 2 B, Fig. 2 A is the circuit diagram of an execution mode of bi-directional electric power flow transition device 111, and Fig. 2 B is the circuit diagram of another execution mode of bi-directional electric power flow transition device 111.Among Fig. 2 A, bi-directional electric power flow transition device 111 is full bridge power transistor rectification circuits; Among Fig. 2 B, 111 in bi-directional electric power flow transition device is a half-bridge power transistor rectification circuit.When body-building apparatus energy-conservation with energy recovery control system 100 when being in electric model, bi-directional electric power flow transition device 111 will be converted to direct current power from the fixed voltage of power feeder and the alternating electromotive force of frequency, resupply the body-building apparatus 170 that comprises bi-directional electric power drive circuit 120, electronic/dual-purpose rotor facility 130 of generating and energy management circuit 140.
And when body-building apparatus energy-conservation with energy recovery control system 100 when being in power generation mode, 140 of energy management circuit by a plurality of power transistors in the control bi-directional electric power flow transition device 111 (for example: switching sequence silicon control commutator), send user's energy that produces that moves back to power feeder with the form of electric energy.
Please refer to Fig. 3, Fig. 3 is the actual waveform figure that aforesaid bi-directional electric power flow transition device 111 produces.On the implementation, the power factor of loopback electric energy is greater than-0.95, the international norm that can meet power quality, and the regulation and control of power factor are to utilize circuit for detecting to find out the alternating voltage phase place of power feeder, carry out the circuit regulation and control via the bi-directional electric power flow transition device 111 shown in Fig. 2 A or Fig. 2 B again, make the electric current of sending power feeder back to for sinusoidal wave, and 180 ° of electrical angles of phase lag voltage waveform phase place of current waveform, reach the approaching demand more than-0.95 of regulation and control power factor, when being transmitted back to feeder line to reduce the energy, on the impact of electric power system power quality.Certainly, the electric current that is recycled to power feeder also can be non-sinusoidal waveform, and electric current can be sent feeder line back in the electric phase angle of feeder voltage of 60 °～120 ° or 240 °～300 °.
Refer again to Fig. 4, Fig. 4 is the circuit diagram of an execution mode of the mobile direct-current voltage conversion device 112 of bi-directional electric power.Among Fig. 4, the mobile direct-current voltage conversion device 112 of bi-directional electric power is a power transistor DC boosting and reduction voltage circuit, by S
aWith S'
aAs the master switch power transistor of step-down and booster circuit, control voltage V via pulse-width modulation respectively
2Wherein, V
1Basically be the voltage of fixing, and voltage V
2To decide in the energy output under the generator mode or the power that under motoring mode, exports rotor facility 130 to present user, as energy output or the energy of sending into rotor facility height or the rotor facility rotating speed then V of healing when high of healing
2Higher, work as V
2Near V
1Shi Zeke keeps V
2In definite value, and no longer adjust.
Please in the lump with reference to figure 5A and Fig. 5 B, Fig. 5 A is the dynamic characteristic figure of electronic/dual-purpose rotor facility 130 of generating, this figure can be inputted voluntarily or be inputted in advance by manufacturer by the user, regulated and control subsequently electronic/dual-purpose rotor facility 130 of generating by bi-directional electric power drive circuit 120, come start according to the dynamic characteristic shown in Fig. 5 A, and then the user is produced the effect of motion.
Fig. 5 B is generating voltage and the rotation speed relation curve chart of electronic/dual-purpose rotor facility 130 of generating.When electronic/dual-purpose rotor facility of generating 130 by running during at power generation mode, energy management circuit 140 can be energy-conservation according to the adjustment of rotational speed body-building apparatus of electronic/dual-purpose rotor facility 130 of generating and the voltage V of energy recovery control system 100
2Particularly, be lower than ω when rotating speed
LThe time, voltage V
2Be fixed on V
2LWhen rotating speed is higher than ω
HThe time, voltage V
2Be fixed on V
2HWhen rotating speed at ω
LWith ω
HBetween the time, voltage V then
2Carry out the adjustment of voltage with default voltage and rotation speed relation (for example slope shown in Fig. 5 B).
In addition, when the dual-purpose rotor facility 130 of electronic/generating operated in motoring mode, said method also can be in order to adjust output voltage V
2, to reach the purpose that promotes usefulness.It is worth mentioning that V
2The foundation of voltage can work to implement via energy management circuit 140, bi-directional electric power drive circuit 120 or both.Whereby, electronic/as to generate electricity dual-purpose rotor facility 130 runnings when power generation mode, the energy that produces that the user can be moved is converted to electric energy supply total system use or is recycled to civil power via load device, reaches simultaneously the effect of moving with energy-conservation.And when the dual-purpose rotor facility 130 of electronic/generating operate in motoring mode, the power of electronic/dual-purpose rotor facility 130 starts of generating then is provided by civil power, drive the user and carry out previous motion lower the continuing of need not exerting oneself, reach the effect of the muscle of releiving after the strenuous exercise.
On the other hand, as shown in Figure 1, energy management circuit 140 is comprised of an energy conditioning circuit 141 and a routine processes circuit 142.Above-mentioned various controlling mechanisms are cooperated by energy conditioning circuit 141 and routine processes circuit 142 to finish.Particularly, energy conditioning circuit 141 major functions are to be used as the energy snubber device of bi-directional electric power change-over circuit 110 and bi-directional electric power drive circuit 120; It is made of power conversion circuit and battery 150.When the dual-purpose rotor facility 130 energy output deficiency of electronic/generating, stop bi-directional electric power change-over circuit 110 and deposit the electric weight that rotor facility 130 produce in storage battery 150, if this moment storage battery 150 to deposit the too high electric energy that then produces of electric weight be directly to discharge via discharge module 149.In addition, if then can be via 150 chargings of 141 pairs of storage batterys of energy conditioning circuit when storage battery 150 is deposited the electric weight deficiency, this moment, the energy of charging can be from power feeder or rotor facility 130.
If system does not contain storage battery 150 and when the dual-purpose rotor facility 130 energy output deficiency of electronic/generating, then the energy conditioning circuit 141 direct electric weight that rotor facility 130 are produced are via each modular power source in discharge module 149 releases or the supply control system 100.The feasible realization circuit of energy conditioning circuit 141 also can adopt and the bi-directional electric power identical framework of direct-current voltage conversion device 112 that flows as shown in Figure 4.
Please refer to Fig. 6, Fig. 6 is the detailed functions calcspar of Fig. 1.Among Fig. 6, routine processes circuit 142 comprises a rotating speed detector 143, a two-way power driving circuit control module 144, a microprocessor module 145 and a voltage compensation module 146.Rotating speed detector 143 is rotating speeds of detecting electronic/dual-purpose rotor facility 130 of generating under power generation mode, and bi-directional electric power drive circuit control module 144 is to control the time point that bi-directional electric power drive circuit 120 captures the alternating electromotive force of electronic/dual-purpose rotor facility 130 of generating according to rotating speed.
Please refer to Fig. 7, Fig. 7 is the pulse wave signal oscillogram that the rotating speed detector 143 of Fig. 6 produces.Present embodiment is that the pulse wave signal that utilizes rotating speed detector 143 to produce comes estimated speed.Particularly, rotating speed detector 143 comprises rotor detector 147 and velocity estimator 148.Rotor detector 147 is that a sensing component rotates the pulse wave signal that a weekly assembly produces fixed number in rotor, and velocity estimator 148 then utilizes this pulse wave signal to estimate the speed of rotor.The method of its velocity estimation can be the pulse wave number (such as following formula (1)) that produces of unit interval (T) counting rotor detector 147 or the time (such as following formula (2)) between the pulse wave rising edge:
Please refer to Fig. 8, Fig. 8 is the Operating Strategy schematic diagram of energy conditioning circuit 141.It is by load output and the rotating speed of electronic/dual-purpose rotor facility 130 of generating, selects energy management circuit 140 will operate the first controlling mechanism (Case 1), the second controlling mechanism (Case 2) or the 3rd controlling mechanism (Case 3) under power generation mode.Operating Strategy schematic diagram that it should be noted that Fig. 7 is after being produced by microprocessor module 145, to offer energy conditioning circuit 141 and use.Number as for energy output can be in real time by the power P of estimating
2(=V
2I
2) learn, as the basis for estimation of the first controlling mechanism (Case 1), the second controlling mechanism (Case 2) or the 3rd controlling mechanism (Case 3).
The required low-voltage control power of energy conditioning circuit 141 each module in total system is provided (as 5V, 15V and-15V), also can be used as the device to storage battery 150 storage power or extracting energy, whether 141 pairs of storage batterys 150 of energy conditioning circuit use and depend on that the user uses state and battery remaining electric weight (State of charge, SOC).
Please refer to Fig. 9, Fig. 9 is the functional block diagram of bi-directional electric power drive circuit control module 144, and every symbol description is as follows:
The rotating speed order of rotor facility 130;
ω
r: the present rotating speed of rotor facility 130; And
K
t: the torque constant of rotor facility 130.
Bi-directional electric power drive circuit control module 144 can according to the setting of operation interface 160, impose the operator scheme control of motor or generator to electronic/dual-purpose rotor facility 130 of generating.When operating in motoring mode, SW switches to 1 position, module admission velocity loop circuit control this moment (Speed close loop control) pattern, force the threephase stator coil of the velocity of rotation of electronic/dual-purpose rotor facility 130 of generating to carry out Current Control, this module admission velocity ω according to present rotor field via speed control
rFollow the rotating speed order
This rotating speed order can be from user's setting or designer's default value.The output of speed control with
Can obtain the current order peak value of the threephase stator coil of demand after multiplying each other
When operating in generator mode, SW switches to 2 position, enters load output control this moment, and it is according to the load variations characteristic shown in Fig. 5 A, produces various control commands, and the at this moment output loading of demand rotor facility 130 is
Via
The current order peak value of the threephase stator coil that causes the demand
Produced by generating or motoring mode
Produce the three-phase equilibrium current order via current order generator 145 again
The waveform of this three-phase current order can be class square wave or sine wave.The current i of current order and the threephase stator coil that reads back from rotor facility 130
u, i
v, i
wError amount deliver to current controller and carry out computing, the result of computing sends into PWM generator output signal and sends into bi-directional electric power drive circuit 120 to produce the push-jump handset tool 130 of three phase mains of variable voltage and frequency, reaches the purpose of Current Control.
Please in the lump with reference to figure 10A and Figure 10 B, Figure 10 A is that 144 pairs of bi-directional electric power drive circuits 120 of bi-directional electric power drive circuit control module and electronic/dual-purpose rotor facility 130 of generating carry out the oscillogram of the step of 6 under the electric model during ripple Current Control, and Figure 10 B is 144 pairs of bi-directional electric power drive circuits 120 of bi-directional electric power drive circuit control module and electronic/dual-purpose rotor facility 130 of the generating oscillogram when carrying out three-phase string ripple Current Control under the electric model.By Figure 10 A and Figure 10 B, can see the three-phase equilibrium current order
Can be six step ripples or the sinusoidal current i that involves the threephase stator coil
u, i
v, i
wFollow respectively its order
So, system can regulate and control via obtaining good rotor facility 130 input currents, and obtains operating characteristics under better generating or the motoring mode.It should be noted that said electric current regulation and control herein are the control of the waveform, size and the frequency that contain electric current.
Three-phase string ripple Current Control needs the higher rotor detector 147 of signal resolution; Its price is higher, about U.S. dollar more than 10 yuan, but can significantly reduce rotor facility 130 operation noise and vibration.The lower rotor detector 147 of 6 step ripple Current Control available signal resolution.Its price is low, about U.S. dollar below 0.5 yuan, but rotor facility 130 operation noise are higher with vibration.Therefore this case is to use the lower rotor detector 147 of signal resolution, firmware design via microprocessor module 145, carry out the Current Control of composite mode, that is when low speed, use 6 step ripple Current Control when high speed, then to use three-phase string ripple Current Control, so can have the advantage of low price and reduction Noise and vibration concurrently.
Although the present invention discloses as above with execution mode; so it is not to limit the present invention; anyly be familiar with this skill person; without departing from the spirit and scope of the present invention; when can being used for a variety of modifications and variations, so protection scope of the present invention is as the criterion when looking the scope that appending claims defines.
Claims (8)
- A body-building apparatus energy-conservation with the energy recovery control system, it is characterized in that, comprising:One two-way power conversion circuit mainly is comprised of a plurality of controlled power transistors, and an end is electrically connected a power feeder;One two-way power driving circuit is the other end that is electrically connected this bi-directional electric power change-over circuit with the one end;One electronic/the dual-purpose rotor facility of generating, be electrically connected the other end of this bi-directional electric power drive circuit, in order to interlock one body-building apparatus; AndOne energy management circuit, be electrically connected this bi-directional electric power change-over circuit, this bi-directional electric power drive circuit and this electronic/dual-purpose rotor facility of generating, wherein this energy management circuit is comprised of an energy conditioning circuit and a routine processes circuit, and wherein this routine processes circuit comprises:One rotating speed detector is under this power generation mode, detects a rotating speed of these electronic/dual-purpose rotor facility of generating;One two-way power driving circuit control module, according to this rotating speed, the output voltage of these electronic/dual-purpose rotor facility of generating of control under this power generation mode, to improve generating efficiency, and control flows into the electric current of these electronic/dual-purpose rotor facility of generating under this electric model, and then controls the speed of these electronic/dual-purpose rotor facility of generating;One microprocessor module, under this power generation mode, motion requirement according to a user, the alternating electromotive force size that can generate electricity with reference to this rotating speed and expection, decide the output loading of these electronic/dual-purpose rotor facility of generating, and control the energy that this energy conditioning circuit consumes this user motion, feed back to this power feeder via this bi-directional electric power change-over circuit with the form of alternating current; AndOne voltage compensation module is in order to cooperate this energy conditioning circuit to regulate and control the direct voltage size of this bi-directional electric power drive circuit;Wherein, this energy management circuit be this is electronic/when the dual-purpose rotor facility of generating are in a power generation mode, start this bi-directional electric power change-over circuit, make this bi-directional electric power drive circuit by this bi-directional electric power change-over circuit, reverse power is in this power feeder;Wherein, this energy management circuit be this is electronic/when the dual-purpose rotor facility of generating are in an electric model, this bi-directional electric power change-over circuit is set as the rectification pattern, make this bi-directional electric power drive circuit by this bi-directional electric power change-over circuit, this power feeder is obtained and is driven this electronic/required electric power of the dual-purpose rotor facility of generating certainly.
- Body-building apparatus according to claim 1 energy-conservation with the energy recovery control system, it is characterized in that, also comprise a storage battery, to be electrically connected at this bi-directional electric power drive circuit by this energy management circuit, with this is electronic/when the dual-purpose rotor facility of generating are in this power generation mode, charge; And this is electronic/when the dual-purpose rotor facility of generating are in this electric model, provide this body-building apparatus one direct current electric power.
- Body-building apparatus according to claim 2 energy-conservation with the energy recovery control system, it is characterized in that, also comprising an operation interface, be electrically connected at this energy management circuit, this is electronic for setting/a rotating speed lower limit that the dual-purpose rotor facility of generating charge to this storage battery.
- Body-building apparatus according to claim 1 energy-conservation with the energy recovery control system, it is characterized in that, this bi-directional electric power change-over circuit is comprised of a two-way flow of electrical power conversion equipment and a two-way flow of electrical power direct-current voltage conversion device.
- Body-building apparatus according to claim 4 energy-conservation with the energy recovery control system, it is characterized in that, this bi-directional electric power flow transition device is a full bridge power transistor rectification circuit.
- Body-building apparatus according to claim 4 energy-conservation with the energy recovery control system, it is characterized in that, this bi-directional electric power flow transition device is a half-bridge power transistor rectification circuit.
- Body-building apparatus according to claim 4 energy-conservation with the energy recovery control system, it is characterized in that, this bi-directional electric power direct-current voltage conversion device that flows is a power transistor DC boosting-reduction voltage circuit.
- Body-building apparatus according to claim 1 energy-conservation with the energy recovery control system, it is characterized in that, this bi-directional electric power drive circuit control module is a pulse width modulation circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010224465 CN102315641B (en) | 2010-07-07 | 2010-07-07 | Energy-saving and energy-recycling control system of fitness equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010224465 CN102315641B (en) | 2010-07-07 | 2010-07-07 | Energy-saving and energy-recycling control system of fitness equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102315641A CN102315641A (en) | 2012-01-11 |
| CN102315641B true CN102315641B (en) | 2013-09-18 |
Family
ID=45428543
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010224465 Active CN102315641B (en) | 2010-07-07 | 2010-07-07 | Energy-saving and energy-recycling control system of fitness equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102315641B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104111424B (en) * | 2013-04-16 | 2017-01-11 | 固纬电子实业股份有限公司 | Energy recovery type battery test system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0403295A1 (en) * | 1989-06-15 | 1990-12-19 | Propel Partnership 1987 | Electric exercise appliance |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2582671Y (en) * | 2002-12-02 | 2003-10-29 | 漳州爱康五金机械有限公司 | Electric motor magnetic controlled body-building apparatus |
| US20090315336A1 (en) * | 2008-06-23 | 2009-12-24 | Hudson Worthington Harr | Renewable energy generation system |
-
2010
- 2010-07-07 CN CN 201010224465 patent/CN102315641B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0403295A1 (en) * | 1989-06-15 | 1990-12-19 | Propel Partnership 1987 | Electric exercise appliance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102315641A (en) | 2012-01-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP5669682B2 (en) | Power control device for fitness equipment | |
| Gopalarathnam et al. | A new topology for unipolar brushless DC motor drive with high power factor | |
| CN103359115B (en) | A kind of extended-range electric vehicle and entire car controller thereof and electricity-generating control method and system | |
| CN100486093C (en) | Control structure of full power type AC-DC-AC converter for wind power generation | |
| CN100561839C (en) | Wind power generation power conversion device of direct-driving type permanent magnet synchronous motor | |
| CN103314513A (en) | Power conversion device | |
| US20130026763A1 (en) | Wind power excitation synchronous generation system and control method thereof | |
| Kavitha et al. | An adjustable speed PFC buck-boost converter fed sensorless BLDC motor | |
| CN101876239B (en) | Pumping unit system and power saving control method thereof | |
| CN102891649A (en) | Apparatus and method for controlling medium voltage inverter | |
| CN103580469B (en) | A kind of power factor correcting method for permagnetic synchronous motor | |
| CN204832458U (en) | Energy repayment type asynchronous machine test platform | |
| CN102694500B (en) | Rotating speed searching device for frequency changer and induction motor of frequency changer | |
| CN102315641B (en) | Energy-saving and energy-recycling control system of fitness equipment | |
| CN217961149U (en) | Self-generating power training instrument | |
| CN201903629U (en) | Alternating current transformation-type excitation synchronous wind power generation experimental facility | |
| CN101369795A (en) | Maximum power tracing and bus-bar voltage coordination control method of mixed field excitation wind power generation system | |
| CN202355791U (en) | Electric damper for intelligent fitness equipment | |
| CN112366754B (en) | Multi-winding motor self-power-generation micro-grid system for oil pumping unit | |
| CN201901495U (en) | Control system integrating elevator control, drive and energy feedback | |
| CN208693724U (en) | A kind of rehabilitation exercise equipment control system based on energy feedback | |
| CN107294460A (en) | A kind of soft or hard control method for starting adjustment of electric bicycle controller | |
| CN207896714U (en) | A kind of driving motor energy recycle device | |
| CN101741305A (en) | Controller of energy-saving and noise reduction digital generator | |
| US20150270798A1 (en) | Wind Power Excitation Synchronous Generation System Having Maximum Power Determining Unit and Control Method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180605 Address after: A District, Zhenhai District, Zhenhai District, Zhenhai District, Zhejiang Province Patentee after: Ningbo Zhongmao Electronic Technology Co., Ltd. Address before: No. 17, 33 Road, Taichung City, Taiwan, China Patentee before: Rhymebus Enterprise Co.,Ltd. |