WO2023212786A2 - Stabilisateur à onduleur - Google Patents

Stabilisateur à onduleur Download PDF

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Publication number
WO2023212786A2
WO2023212786A2 PCT/AZ2023/000002 AZ2023000002W WO2023212786A2 WO 2023212786 A2 WO2023212786 A2 WO 2023212786A2 AZ 2023000002 W AZ2023000002 W AZ 2023000002W WO 2023212786 A2 WO2023212786 A2 WO 2023212786A2
Authority
WO
WIPO (PCT)
Prior art keywords
volts
capacitor
choke
power
microfarads
Prior art date
Application number
PCT/AZ2023/000002
Other languages
English (en)
Russian (ru)
Other versions
WO2023212786A3 (fr
Inventor
Джейхун Мирали оглы ХАЛИЛОВ
Руслан Гаджиомарович ГАДЖИОМАРОВ
Original Assignee
Джейхун Мирали оглы ХАЛИЛОВ
Руслан Гаджиомарович ГАДЖИОМАРОВ
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from EA202200065 external-priority patent/EA042322B1/ru
Application filed by Джейхун Мирали оглы ХАЛИЛОВ, Руслан Гаджиомарович ГАДЖИОМАРОВ filed Critical Джейхун Мирали оглы ХАЛИЛОВ
Publication of WO2023212786A2 publication Critical patent/WO2023212786A2/fr
Publication of WO2023212786A3 publication Critical patent/WO2023212786A3/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M5/00—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases
    • H02M5/40—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc
    • H02M5/42—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters
    • H02M5/44—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac
    • H02M5/453—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M5/458—Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases with intermediate conversion into dc by static converters using discharge tubes or semiconductor devices to convert the intermediate dc into ac using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only

Definitions

  • the invention relates to electrical engineering and can be used as a device for protecting electrical circuits from overload currents and short circuits in alternating voltage generators and in secondary power supplies (SPS), operating at input voltages significantly higher than output voltages, when it is necessary to ensure reliability, high speed and low power loss.
  • SPS secondary power supplies
  • the RESANTA ASN-6000/1-I inventory stabilizer which has a block structure consisting of mains filter units, a PFC unit, a capacitor storage unit, an inverter unit and general control using a microcontroller unit.
  • the detailed composition and their connection are classified by the manufacturer and there is no information on this issue in the open press [https: //rn.220-volt.iu/catalog-487498/ ].
  • the main disadvantages of the known inverter stabilizer are: 1) inoperability when the input network frequency changes; 2) when the input network voltage decreases below 90 volts and when the mains voltage increases to 260 volts and above, the stabilizer is turned off; 3) inability of the stabilizer to function from the input DC voltage; 4) inability of the stabilizer to operate from alternative energy sources.
  • the closest to the proposed invention i.e., prototype
  • the STIHL inverter stabilizer which has a block structure consisting of power supply filter units, a PFC unit, a capacitor storage unit, an inverter unit and general control using a microcontroller unit.
  • the detailed composition and their connection are classified by the manufacturer and there is no information on this issue in the open press.
  • the main disadvantages of the prototype inverter stabilizer are; 1) inoperability when changing the input frequency of the network; 2) when the input network voltage decreases below 90 volts and when the mains voltage increases to 260 volts and above, the stabilizer turns off; 3) inability of the stabilizer to function from the input DC voltage; 4) inability of the stabilizer to operate from alternative energy sources.
  • the objective of the invention is to achieve with an inverter stabilizer clear stabilization in both single-phase and three-phase networks, pure sine to the consumer from any input network from 30 to 310 volts of alternating value of any frequency and from alternative energy sources, as well as the complete elimination of reactive currents and harmonic distortions.
  • the inverter stabilizer is designed in the following form, i.e. it includes a high frequency line filter input unit, which consists of a choke and a 100 N capacitor; power factor correction unit (PFC), which consists of a diode bridge, a choke (Alsifer with an inductance of 2 millihenry), a high-speed diode, a low-capacity capacitor (630 volts, from 2 to 6 microfarads), high-capacity storage capacitors (up to 1500 microfarads, 450 volts), high-voltage power transistor FJN60N60 and other types of IGBT transistors, corrector chips, chains of resistors, capacitors, potentiometers; switching power supply (IBM) 15 volts; a microcontroller unit, which consists of a programmable chip, drivers for driving the power output transistors of a 220-volt inverter and a temperature control circuit; wide pulse modulation (PWM) block of an output voltage invert
  • PFC
  • the inverter stabilizer includes an input unit of a high-frequency network filter, which consists of a choke and a 100 N capacitor; power factor correction unit (PFC), which consists of a diode bridge, a choke (Alsifer with an inductance of 2 millihenry), a high-speed diode, a low-capacity capacitor (630 volts, from 2 to 6 microfarads), high-capacity storage capacitors (up to 1500 microfarads, 450 volts), high-voltage power transistor FJN60N60 and other types of IGBT transistors, corrector chips, chains of resistors, capacitors, potentiometers; switching power supply (IBM) 15 volts; a microcontroller unit, which consists of a programmable chip, drivers for driving the power output transistors of a 220-volt inverter and a temperature control circuit; wide pulse modulation (PWM) block of an output voltage inverter of 220 .
  • PFC power factor correction unit
  • Such features of the proposed invention are as the input unit of a high-frequency network filter, which consists of a choke and a 100 N capacitor; switching power supply (IBM) 15 volts; high-pass filter output unit, which consists of a choke and a 100 N capacitor, are used in the designs of inverter stabilizers and do not contain any novelty as individual random blocks.
  • a high-frequency network filter which consists of a choke and a 100 N capacitor
  • switching power supply (IBM) 15 volts switching power supply (IBM) 15 volts
  • high-pass filter output unit which consists of a choke and a 100 N capacitor
  • the first new feature of the proposed invention which is a PFC unit, which consists of a diode bridge, a choke (Alsifer with an inductance of 2 millihenry), a high-speed diode, a low-capacity capacitor (630 volts, from 2 to 6 microfarads), and high-capacity storage capacitors ( up to 1500 microfarads, 450 volts), high-voltage power transistor FJN60N60 and other types of IGBT transistors, a corrector microcircuit, a chain of resistors, capacitors, potentiometers, allows the proposed technical solution to exhibit new properties, namely that this block with the specified detailing provides cos ⁇ p 99.9%, with the specified connection to the UPS from the output capacitor storage devices with a voltage of 380-420 volts, it enters the operating mode until the mains voltage drops to 30 volts, while providing a stable supply voltage to the inverter of 220 volts with a pure sine wave output.
  • the second new feature of the proposed invention which is a microcontroller unit, which consists of an original programmable chip (i.e. the program is completely new, not previously used), drivers for driving the power output transistors of a 220 volt inverter and a temperature control circuit, allows the proposed technical decision to reveal a new property, namely that this block with the specified detailing and a new program embedded in the chip regulates the switching of transistors of a 220 volt inverter, providing protection against short circuits from overcurrent, leading to an increase in the temperature of transistor switches, and also promotes smooth connection supply load.
  • the third new feature of the proposed invention which is a PWM inverter unit with an output voltage of 220 volts 50 hertz pure sine, which consists of four FJN60N60 power transistors, chains of protective resistors and diodes alsifer with an inductance of 2 millihenry and a capacitor of any small capacity of 630 volts up to 6 microfarads, allows the proposed technical solution to exhibit new properties, namely, that it is possible to eliminate reactive currents back into the network from the consumer, harmonic distortions of the network, while preventing energy losses .
  • the fourth new feature of the proposed invention is the total combined used previously known and specified new features of the proposed technical solution according to the presented circuit diagram, allowing the proposed technical solution to exhibit new properties, namely that the device stabilizes input voltages from 30 to 320 volts alternating value and oz ' 50 to 450 volts of constant value into a stable alternating voltage of 220 volts 50 hertz pure sine, while ensuring the main increase in the output supply voltage of 220 volts.
  • Figure 1 shows the general circuit diagram of the proposed inverter stabilizer; in fig. Figure 2 shows the individual blocks of the proposed inverter stabilizer.
  • FIG. 1 and 2 show the following elements: A - high-frequency input filter block; B •••• microcontroller unit; B - UPS block 15 volt; G ⁇ PFC unit with high-capacity capacitors; D ⁇ high frequency output filter block; E - PWM inverter unit 220 volts 50 hertz.
  • the high-frequency input filter block A contains the following parts: a film capacitor, a ferrite ring wrapped in copper wire (choke) and a 2nd film capacitor.
  • Microcontroller block B contains the following parts: a microprocessor, a driver for controlling high-voltage transistor switches, a comparator for monitoring output voltage and overload.
  • the 15 volt B UPS unit contains the following parts: the power supply itself 220 volts - 15 volts, a temperature sensor, a stabilizer chip 15 volts - 5 volts and a field-effect transistor.
  • the PFC block with high-capacity capacitors G contains the following parts: two diode bridge assemblies, three capacitors of 1.5 microfarads 630 volts, an alsifer choke of 2 millihenrys, a power transistor, a high-voltage ultra-fast diode, high-capacity storage capacitors, 1 small-capacity blocking capacitors .5 microfarads 630 volts, corrector chips for piping resistors and capacitors.
  • the inverter block D contains the following parts: four high-voltage transistors, a 2 millihenry Alsifer inductor, piping signal resistors and diodes, resistors for protecting high-voltage switches and output low-voltage capacitors 6 microfarads 630 volts.
  • the high-frequency output filter block E contains the following parts: a film capacitor, a ferrite ring wrapped in copper wire (inductor) and a second film capacitor.
  • the proposed inverter stabilizer and lizer works as follows.
  • the input voltage in the network is supplied to the input filter (block A), high-frequency interference (if any) is suppressed in it, then the voltage is supplied to a common diode bridge (block D), where the alternating voltage is rectified and then smoothed by small capacitors. Further the positive potential enters the inductor and enters the high-voltage switch of a powerful transistor, and the pulses arriving at the ultra-fast diode are rectified and supplied to 450 volt storage capacitors. The negative potential is supplied through a low-resistance resistor to the transistor high-voltage switch and to the 450 volt capacitors.
  • the second diode bridge is a bypass diode, where the positive voltage of the first diode bridge is sent through the bypass diode directly to the positive poles of the 450 volt capacitors, where the mains input voltage immediately charges it to the 310 volt level.
  • a corrector chip connected to chains of resistors, which monitors the output DC voltage in the network from the first positive pole of the diode bridge and the voltage of the storage capacitors, ensuring the operation of the high-voltage transistor by supplying a pulse with a duty cycle from zero to 98%, where the output voltage on the capacitors reaches 380-420 volts .
  • the output voltage of 380-420 volts is supplied to block B (UPS), in which the input voltage of 380-420 volts is stabilized to a level of 15 volts, which powers the corrector chip of block G and simultaneously powers the microcontroller block B.
  • Output voltage from block G is 380-420
  • the volt enters block D, where an inversion of a direct voltage of 380-420 volts into an alternating voltage of 220 volts is formed.
  • Block B ensures the operation of block D, where high-frequency pulses (from 20 to 35 kilohertz) and low-frequency pulses of 50 hertz are alternately supplied.
  • the alsifer choke is alternately filled with low-frequency pulses of 50 hertz with high-frequency pulses, where capacitors connected in parallel mode provide a pure sine output of 50 hertz with a voltage of 220 volts.
  • Block B provides monitoring of the output voltage, smooth input of 220 volts, forcibly turns on the cooling system when the operating keys overheat and turns off the entire system in the event of a short circuit.
  • the output voltage of 220 volts 50 hertz is supplied to the secondary output network filter, where it protects keys from incoming high-frequency interference.
  • the technical and economic efficiency of the proposed invention lies in the fact that clear stabilization is achieved in both single-phase and three-phase networks, pure sine wave to the consumer from any input network from 30 to 310 volts alternating value of any frequency and from alternative energy sources, as well as the complete elimination of reactive currents and harmonic distortions.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inverter Devices (AREA)
  • Dc-Dc Converters (AREA)

Abstract

L'invention se rapporte au génie électrique et peut être utilisée comme dispositif de protection de circuits électriques contre des courants de surcharge et des courts circuits dans des générateurs de tension alternative ainsi que dans des sources d'alimentation électrique auxiliaire (SAA) fonctionnant à des tensions de sortie sensiblement plus élevées que celles de sortie lorsqu'il est nécessaire d'assurer la fiabilité, une grande réactivité et de faibles pertes de puissance. Le but de l'invention est de produire un stabilisateur à onduleur pour une stabilisation précise de réseau monophasé ou triphasé à sinusoïdale pure pour le consommateur depuis un quelconque réseau d'entrée de 30 à 310 volts de tension alternative ayant une quelconque fréquence et depuis des sources d'énergies alternatives, ainsi que la suppression complète des courants de réaction et des distortions harmoniques. Selon l'invention, le stabilisateur comprend: une unité d'entrée de filtre réseau haute fréquence qui comprend une bobine d'arrêt et un condensateur 100 N, une unité de correcteur de coefficient de puissance (CCP) qui comprend un pont à diode de bobine d'arrêt (alsifer avec une induction de 2 millihenry), une diode ultra-rapide, un condensateur de faible capacité (630 volts, de 2 à 6 microfarads), des condensateurs d'accumulation de grande capacité (jusqu'à 1500 microfarads, 450 volts), un transistor de puissance haute tension FJN60N60 et autres types de transistors IGBT, un microcircuit de correcteur, un circuit de résistances, de condensateurs et de potentiomètres; une unité d'alimentation à impulsions (UAI) 15 volts; une unité de microcontrôleur qui comprend une puce programmable, des pilotes d'amorçage des transistors de puissance de sortie de l'onduleur 220 volts et du circuit de commande du mode de température; une unité de modulation en impulsion en bande large (MIL) de l'onduleur de la tension de sortie 220 volts 50 Hz à sinusoïdale pure qui comprend quatre transistors de puissance FJN60N60, des circuits de résistances et de diodes de protection avec un alsifer d'une induction de 2 millihenry et un condensateur de faible capacité 630 volts jusqu'à 6 microfarads; une unité de sortie du filtre haute fréquence comprenant une bobine d'arrêt et un condensateur 100 N.
PCT/AZ2023/000002 2022-05-04 2023-05-03 Stabilisateur à onduleur WO2023212786A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EA202200065 2022-05-04
EA202200065 EA042322B1 (ru) 2022-05-04 Инверторный стабилизатор

Publications (2)

Publication Number Publication Date
WO2023212786A2 true WO2023212786A2 (fr) 2023-11-09
WO2023212786A3 WO2023212786A3 (fr) 2023-12-21

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Application Number Title Priority Date Filing Date
PCT/AZ2023/000002 WO2023212786A2 (fr) 2022-05-04 2023-05-03 Stabilisateur à onduleur

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Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU31052U1 (ru) * 2002-08-15 2003-07-10 Яцук Владимир Григорьевич Модуль дросселя
US6864642B2 (en) * 2002-10-07 2005-03-08 Bruce Industries, Inc. Electronic ballast with DC output flyback converter
CN106160504A (zh) * 2015-04-13 2016-11-23 纪睿 交流宽电压输入的电力电子交流稳压器
RU190083U1 (ru) * 2018-10-30 2019-06-18 Федеральное государственное бюджетное образовательное учреждение высшего образования "Московский авиационный институт (национальный исследовательский университет)" Импульсный преобразователь частоты со звеном постоянного напряжения

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Publication number Publication date
WO2023212786A3 (fr) 2023-12-21

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