CN206807022U - A kind of voltage stabilization and frequency stabilization no-break power unit - Google Patents

A kind of voltage stabilization and frequency stabilization no-break power unit Download PDF

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Publication number
CN206807022U
CN206807022U CN201720564493.0U CN201720564493U CN206807022U CN 206807022 U CN206807022 U CN 206807022U CN 201720564493 U CN201720564493 U CN 201720564493U CN 206807022 U CN206807022 U CN 206807022U
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electric power
unstable
stabilization
power
supply
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吴钦发
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    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
    • Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
    • Y04S20/20—End-user application control systems

Abstract

The utility model provides a kind of voltage stabilization and frequency stabilization no-break power unit, the equipment includes the control conversion equipment driving inertial flywheel energy storage equipment voltage stabilizing accumulation of energy of unstable electric power and keeps stable electric power output simultaneously, and unstable electric power control conversion equipment can increase installation configuration stand-by power supply to ensure that more efficient effective supply of electric power may act as the auxiliary equipment of uninterrupted supply of electric power.A kind of voltage stabilization and frequency stabilization no-break power unit provided by the utility model, supply of electric power unstable in simultaneously conversion power generation system can be absorbed to greatest extent, other hydraulic energy-accumulating voltage-stabilizing systems can be substituted especially in terms of wave-energy power generation, with high conversion efficiency, and the advantages that the supporting cost of the energy-storing pressure-stabilizing equipment in Wave energy generating system can be effectively reduced and had a wide range of application.

Description

A kind of voltage stabilization and frequency stabilization no-break power unit
Technical field
Constant voltage and constant frequency technical field is the utility model is related to, more particularly, to a kind of voltage stabilization and frequency stabilization supply of electric power skill Art, it is specifically related to a kind of voltage stabilization and frequency stabilization no-break power unit.
Background technology
Voltage stabilization and frequency stabilization equipment plays to the safety of power network and stably conclusive effect in power generation field, with can be again The development of the raw energy is for the capacity and efficiency requirements more and more higher of voltage stabilization and frequency stabilization equipment, and existing technology is mostly with electronics frequency modulation Based on voltage stabilizing, but its Capacity Ratio is relatively limited, and the fluctuation range and electrical load fluctuation bearing capacity ratio to unstable power supply are relatively limited. The wave-energy power generation field in particularly sea energy generation field, especially mechanical transmission-type, its mechanical periodicity is very unstable, and It is small when big during dynamics to generate electricity as wave fluctuates and unstable change back and forth, it is grid-connected extremely disadvantageous for electric power, if every Inertial flywheel is installed between one generator can increase the cost of whole electricity generation system, in addition in the presence of inertial flywheel The weak power during unstable wave energy swings back and forth can not preferably be absorbed.Such as apply other hydraulic energy-accumulating frequency stabilization power generating skills Art is to the efficiency and cost of whole system all than less favorable, and service life is also extremely limited.
The content of the invention
In order to overcome many deficiencies of existing product technology, the utility model provides a kind of uninterrupted electricity of voltage stabilization and frequency stabilization Source device, its object is to provide a kind of to be adaptable to power swing excursion higher in electricity generation system and give stability contorting Change in certain voltage and electric frequency fluctuation in less scope, the electric power available for direct or indirect property is grid-connected or electric power supplies Give.The present invention can also improve the stability and generating output capacity, raising generating efficiency of grid power supply simultaneously, ensure simultaneously The stability of electricity generation system voltage of power and rate-adaptive pacemaker, and stored in unstable electric power control conversion equipment with inertial flywheel Electrical sink and conversion efficiency can be improved under the combination of device, improve the generating efficiency of whole electricity generation system to greatest extent.Root Supplied according to a kind of no-break power unit of voltage stabilization and frequency stabilization provided by the invention and the electric power for the voltage stabilization and frequency stabilization for realizing uninterrupted power source Induction method, its product load-carrying accommodation is big, adaptable to electricity generation system unstability, and high conversion efficiency, Electric power output supplied capacity is big, and to be suitable for electricity generation system power swing excursion big, can be widely applied to a variety of greens Energy power field and power field is not limited to, the supply of electric power or uninterrupted power source electric power that can be also used for uninterrupted power source supply The supplementary controlled system answered.
The utility model provides a kind of no-break power unit of voltage stabilization and frequency stabilization, and it includes unstable electric power control Conversion equipment, it, which absorbs, accesses at least one unstable power supply；Inertial flywheel energy storage equipment, it is changed in unstable electric power Rotated under the driving of device, while drive unstable electric power conversion equipment to do not under the inertial force of itself Uninterruptible power exports；The unstable electric power conversion equipment includes at least one set of motor assembly, and it is unstable that it absorbs access Power supply, and this unstable power supply is driven the inertial flywheel energy storage equipment in the presence of motor, while in inertial flywheel In the presence of be converted to the kinetic energy of uniform speed rotation, while in the case where unstable electric power is fallen or failed using used Property flywheel inertia force motor generate electricity, keep stable and continual electric power output.
Further, described unstable electric power control conversion equipment, including：Path length control device；Motor assembly；Institute Path length control device is stated to absorb the unstable power supply of access and be converted to motor rotation described in controllable frequency stabilization exchange electric drive so as to drive The inertial flywheel energy storage equipment is moved, while inertial flywheel energy storage equipment drives the electric power generation, keeps the uninterrupted of stabilization Electric power output.
Further, described motor assembly is one for the permanent magnet motor with Hall magnetic pole induction installation and generator The position of magnetic pole signal of magneto is sent to the path length control by the magneto of body, described Hall magnetic pole induction installation Device, the maximum speed frequency of path length control device control magneto realize the output of frequency stabilization alternating electromotive force simultaneously, while in shakiness Determine to generate electricity using the inertia force driving magneto of inertial flywheel in the case that electric power is fallen or failed, keep stabilization not The electric power output of interruption.
Further, described path length control device is two-way frequency modulation intelligent controller, wherein all the way frequency modulation control device according to The rotating speed of the supply situation adjustment motor of unstable electric power, to reach the voltage stabilizing energy storage effect of higher efficiency, another way is adjusted Frequency controller gives consumption preferable first while unstable electric power is received and changes the minimum defeated of unstable power supply Power is sent, while absorbs the electric power of the kinetic energy reversely charging electric power generation of inertial flywheel energy storage equipment, and keeps stable supply voltage And frequency of supply and keep continual electric power output.
Alternatively, described unstable electric power control conversion equipment includes brush permanent magnet DC motor and path length control Device, being driven after its outside unstable power supply is rectified has brush permanent magnet DC motor while drives inertial flywheel energy storage equipment, simultaneously There is brush permanent magnet DC motor hair using the inertia force driving of inertial flywheel in the case where unstable electric power is fallen or failed Electricity, continual electric power output is kept after path length control device frequency modulation voltage stabilizing.
Alternatively, described unstable electric power control conversion equipment includes at least one set of stand-by power supply, and it connects institute State path length control device.
Further, described stand-by power supply is battery and/or oily electric propulsion system, described when unstable electric power supplies The electric power of voltage-stabilizing controller is provided by the battery when should fall or fail, or is generated electricity through inertial flywheel energy storage equipment motor While keeping stable supply of electric power, starting-up oil electric propulsion system continues to power.
Voltage stabilization and frequency stabilization equipment provided by the utility model applies also for electricity consumption place and supplied as uninterrupted stand-by power supply Corollary equipment is aided in, it can configure the supplemental characteristic of inertial flywheel and motor according to the watt level of electrical equipment, and it has anti- Reflect the features such as sensitive, power attenuation is small.
According to a kind of voltage stabilization and frequency stabilization no-break power unit provided by the utility model and realize the voltage stabilizing of uninterrupted power source The power supply method of frequency stabilization, at least following beneficial effect can be brought：
1st, power conversion efficiency is high, reply electricity generation system voltage stabilization and frequency stabilization power accommodation is big.Because the utility model carries The motor of confession, in the case where electricity generation system output power increases suddenly, can absorb and store in electricity generation system with inertial flywheel Excrescent electric power, and stable supply of electric power is kept when electricity generation system supply of electric power is fallen or failed, and motor and hair Motor can be integrated magneto, have the characteristics of power conversion efficiency is high.
2nd, load-carrying power is big, equipment power supply capacity is big.Because the inertial flywheel of the present invention has certain energy storage capability, But when load increases suddenly, inertial flywheel and unstable power supply are protected in the presence of unstable electric power controls conversion equipment Hold more stable supply of electric power ability.
3rd, the big adaptive faculty of electricity generation system power swing scope is strong, and electrical sink and the conversion efficiency that can improve electricity generation system are same When reduce system voltage stabilization and current stabilization cost.The utility model can mutually collection multiple to multiple generators in electricity generation system As a shared constant voltage and constant frequency, rear multichannel particularly rectified to multiple generating equipments in wave energy generating system is simultaneously Connection or tandem compound form share a voltage stabilization and frequency stabilization equipment, and are adaptable to larger power swing and give corresponding control Reach the effect of voltage stabilization and frequency stabilization, there is the cost for being played to whole electricity generation system and saving voltage stabilization and current stabilization, and to greatest extent Improve the efficiency of supply of electric power.
4th, it is steady as uninterrupted power source, supply of electric power.During supply of electric power, in case of having a power failure suddenly to electrical equipment In the absence of the electric power switching pause reflection of unexpected indirect, electrical equipment can be preferably protected.
Brief description of the drawings
, below will be to required in embodiment in order to illustrate more clearly of the technical scheme of the utility model embodiment The accompanying drawing used is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore should not be by Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also To obtain other related accompanying drawings according to these accompanying drawings.
Fig. 1 is that have motor, path length control device, a kind of frequency stabilization of inertial flywheel combination steady in the utility model embodiment Press equipment combination diagram；
Fig. 2 is that have motor, path length control device, oily electric propulsion system stand-by power supply, used in the utility model embodiment A kind of frequency-and voltage-stabilizing equipment combination diagram of property flywheel；
Fig. 3 is that have motor, path length control device, oily electric propulsion system stand-by power supply, electricity in the utility model embodiment Pond stand-by power supply, a kind of frequency-and voltage-stabilizing equipment combination diagram of inertial flywheel combination.
Reference：
The unstable electric power inputs of 1-；The unstable electric power control conversion equipments of 2-；3- path length control devices；4- electricity Machine；5- stand-by power supplies；6- batteries；7- oil electric propulsion systems；8- inertial flywheels；9- Hall magnetic pole induction installations；10- voltage stabilization and frequency stabilizations Power output end.
Embodiment
On the one hand reference picture 1-3, the utility model provide a kind of voltage stabilization and frequency stabilization no-break power unit, it includes frequency stabilization Controller 3；Motor 4；Battery 6；Oily electric propulsion system 7；Inertial flywheel 8；Described battery 6, oily electric power 7 are stand-by power supply 5 Select part, the path length control device 3 and motor 4 stand-by power supply 5 be unstable electric power control dress change the outfit Put 2 selection part.
Reference picture 1, described motor 4 are to have brush permanent magnet DC motor, and the unstable electric power of electric power input 1 is rectified Motor 4 is inputted while input connection path length control device 3 afterwards and drives inertial flywheel 8 to rotate, when unstable electric power inputs The rotation accumulation of energy of driving inertial flywheel is clicked on when holding the input of 1 electric power too high and is acted on certain voltage stabilization and current stabilization, when unstable electricity When the input of the electric power of source power input end 1 is too low, the motor 4 of inertial flywheel 8 generates electricity and conveyed with unstable electric power input 1 Electric power supplies power to path length control device 3 jointly, while is connected to frequency-and voltage-stabilizing power output end after the frequency modulation voltage stabilizing of path length control device 3 10 and transmit electric power.
Reference picture 2 and Fig. 3, the motor 4 are one for the permanent magnet motor with Hall magnetic pole induction installation 9 and generator The position signalling of motor pole is sent to the path length control device 3 by the magneto of body, the Hall magnetic pole induction installation 9, The path length control device 3 rotates according to the position of magnetic pole signal drive motor of motor 4.The unstable electric power input 1 Electric power input connection path length control device 3, connects motor 4 so as to drive inertial flywheel 8, when unstable electricity after voltage stabilization and frequency stabilization Motor 4 drives the accumulation of energy of inertial flywheel 8 and holds voltage when the input voltage of source power input end 1 is too high, when unstable electric power The motor 4 of inertial flywheel 8 is generated electricity when the input voltage of input 1 is too low, while power supply is delivered to surely jointly with path length control device 3 Frequency regulated power output end 10 and the power Transmission for keeping uninterrupted frequency stabilization steadily to press.Other path length control device can increase simultaneously Stand-by power supply 5 is connected, the stand-by power supply 5 is individually with the power supply of the combination accessory of array battery 6, it is ensured that in unstable power supply electricity The power Transmission of power input 1 is fallen or continues to keep stable supply of electric power when failing, or can to increase outfit oil simultaneously electronic Force system 7, when the unstable power Transmission of electric power input 1 is fallen or fails play oily electric propulsion system 7 and continue to keep Stable supply of electric power.
Other embodiments：With reference to above-described embodiment, described path length control device 3 is two-way frequency modulation intelligent controller, wherein Frequency modulation control device adjusts the rotating speed of motor 4 according to the supply of electric power situation of unstable electric power input 1 all the way, to reach more Efficient voltage stabilizing energy storage effect, another way frequency modulation control device while the electric power of unstable electric power input 1 is received, Give consumption preferable first and change the minimum transmission power of the unstable electric power of electric power input 1, while absorb inertia The electric power that the kinetic energy reversely charging motor 4 of flywheel 4 generates electricity, and keep the supply voltage of stabilization and frequency of supply to be sent to frequency-and voltage-stabilizing electricity Power output end 10 simultaneously keeps continual electric power output.Above-described embodiment is done to the principles and structure combination of the present invention Corresponding description, but the present invention is not limited to embodiment of above.Such as increase corresponding motor on the basis of the present invention Or multiple motors tandem compound coaxial with generator split, or motor pole can be electrical excitation mode either duplex feeding Machine.Motor also in above-described embodiment and inertial flywheel can it is multigroup it is multiple be mutually combined, to ensure to supply in unstable power supply Other voltage stabilizing accumulation of energy groups are played during over capacity, to ensure that more high power capacity can be carried.Other motor 4 of the present utility model and used Property flywheel 8 can be arranged as required to as vacuum type magnetic suspension combination.
Preferred embodiment of the present utility model is the foregoing is only, is not intended to limit the invention, for this area Technical staff for, the utility model can have various modifications and variations.It is all within basis of the present utility model, institute Any modification, equivalent substitution and improvements of work etc., should be included within the scope of protection of the utility model.

Claims (7)

1. a kind of voltage stabilization and frequency stabilization no-break power unit, it includes unstable electric power control conversion equipment, and it absorbs access At least one unstable power supply；Inertial flywheel energy storage equipment, it does under the driving of unstable electric power conversion equipment rotates Motion, while drive unstable electric power conversion equipment to do uninterrupted electric power output under the inertial force of itself；It is described Unstable electric power conversion equipment includes at least one set of motor assembly, and it, which absorbs, accesses unstable power supply, and this shakiness Determine power supply and the inertial flywheel energy storage equipment is driven in the presence of motor, while be converted at the uniform velocity in the presence of inertial flywheel The kinetic energy of rotary motion, while driven in the case where unstable electric power is fallen or failed using the inertia force of inertial flywheel Electric power generation, keep stable continual electric power output.
A kind of 2. voltage stabilization and frequency stabilization no-break power unit according to claim 1, it is characterised in that described unstable electricity Source Electric control conversion equipment, including：Path length control device；Motor assembly；The path length control device, which absorbs, accesses unstable power supply And motor rotation described in controllable frequency stabilization exchange electric drive is converted to so as to drive the inertial flywheel energy storage equipment, while inertia Flywheel energy storage device drives the electric power generation, keeps stable uninterrupted electric power output.
A kind of 3. voltage stabilization and frequency stabilization no-break power unit according to claim 2, it is characterised in that described motor assembly The magneto being integrated for the permanent magnet motor with Hall magnetic pole induction installation and generator, the sensing of described Hall magnetic pole The position of magnetic pole signal of magneto is sent to the path length control device by device, and path length control device controls the highest of magneto Speed-frequency realizes the output of frequency stabilization alternating electromotive force simultaneously, while is utilized in the case where unstable electric power is fallen or fails The inertia force driving magneto of inertial flywheel generates electricity, and keeps stable continual electric power output.
A kind of 4. voltage stabilization and frequency stabilization no-break power unit according to claim 3, it is characterised in that described path length control Device is two-way frequency modulation intelligent controller, wherein frequency modulation control device adjusts motor according to the supply situation of unstable electric power all the way Rotating speed, to reach the voltage stabilizing energy storage effect of higher efficiency, another way frequency modulation control device is receiving the same of unstable electric power When give it is preferable first consume and change the minimum transmission power of unstable power supply, while absorb inertial flywheel energy storage equipment The electric power of kinetic energy reversely charging electric power generation, and keep supply voltage stably and frequency of supply and keep continual electric power output.
A kind of 5. voltage stabilization and frequency stabilization no-break power unit according to claim 1, it is characterised in that described unstable electricity Source Electric control conversion equipment includes brush permanent magnet DC motor and path length control device, its outside unstable rectified rear-guard of power supply It is dynamic to have brush permanent magnet DC motor while drive inertial flywheel energy storage equipment, while the feelings fallen or failed in unstable electric power There is the generating of brush permanent magnet DC motor using the inertia force driving of inertial flywheel under condition, kept not after path length control device frequency modulation voltage stabilizing The electric power output of interruption.
6. according to a kind of voltage stabilization and frequency stabilization no-break power unit of claim 4 or 5, it is characterised in that described unstable power supply Electric control conversion equipment includes at least one set of stand-by power supply, and it connects the path length control device.
7. a kind of voltage stabilization and frequency stabilization no-break power unit according to claim 6, it is characterised in that described stand-by power supply is electricity Pond and/or oily electric propulsion system, the electric power of the voltage-stabilizing controller when the supply of unstable electric power is fallen or failed is by institute While battery offer is provided, or stable supply of electric power is kept through the generating of inertial flywheel energy storage equipment motor, starting-up oil electricity Dynamical system continues to power.
CN201720564493.0U 2017-05-20 2017-05-20 A kind of voltage stabilization and frequency stabilization no-break power unit Active CN206807022U (en)

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Application Number Priority Date Filing Date Title
CN201720564493.0U CN206807022U (en) 2017-05-20 2017-05-20 A kind of voltage stabilization and frequency stabilization no-break power unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720564493.0U CN206807022U (en) 2017-05-20 2017-05-20 A kind of voltage stabilization and frequency stabilization no-break power unit

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CN206807022U true CN206807022U (en) 2017-12-26

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