[go: up one dir, main page]

WO2019039970A2 - Générateur de vapeur électrique (et variantes) - Google Patents

Générateur de vapeur électrique (et variantes) Download PDF

Info

Publication number
WO2019039970A2
WO2019039970A2 PCT/RU2018/000544 RU2018000544W WO2019039970A2 WO 2019039970 A2 WO2019039970 A2 WO 2019039970A2 RU 2018000544 W RU2018000544 W RU 2018000544W WO 2019039970 A2 WO2019039970 A2 WO 2019039970A2
Authority
WO
WIPO (PCT)
Prior art keywords
steam
steam generator
electric
superheater
shell
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.)
Ceased
Application number
PCT/RU2018/000544
Other languages
English (en)
Russian (ru)
Other versions
WO2019039970A3 (fr
Inventor
Виктор Иванович ВАХОВ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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
Application filed by Individual filed Critical Individual
Publication of WO2019039970A2 publication Critical patent/WO2019039970A2/fr
Publication of WO2019039970A3 publication Critical patent/WO2019039970A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F22—STEAM GENERATION
    • F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
    • F22B1/00—Methods of steam generation characterised by form of heating method
    • F22B1/28—Methods of steam generation characterised by form of heating method in boilers heated electrically

Definitions

  • the invention relates to devices for generating steam in steam generators using electrical energy, designed to generate low-pressure steam, in particular, can be used to produce saturated and superheated steam in saunas, individual and collective use saunas, climatic chambers of a sports and health profile.
  • An electric steam generator is a device that converts water into a gaseous state, i.e. steam using a heat source - electric heater.
  • Superheater a device designed to superheat water vapor, that is, raise its temperature above the saturation point.
  • Saturated steam is water vapor that is in thermodynamic equilibrium with a liquid.
  • Superheated steam steam heated to a temperature above the boiling point of water at a given pressure.
  • the prior art electric steam generator comprising a cylindrical body in which are placed electrical heaters, water supply system and the superheater.
  • Electric heaters are made with basalt fiber and are installed inside the body along two circles in metal pipes that are open at the top and welded to the top and bottom of the body.
  • the water supply system consists of two rings of pipes placed inside the case from below or above, with vertical pipes welded to them, equipped with spray nozzles dispersed at several levels and directed to pipes with electric heaters.
  • the superheater is provided with pipes arranged horizontally in the steam path with electric heaters installed in them.
  • An electric steam generator is known in the prior art.
  • the housing is equipped with a housing for supplying a liquid and a steam outlet. evaporation through a pipeline on which the specified electrically controlled valve is installed, with the liquid supply pipe connected to the lower part of the shell and a heater installed in the shell.
  • Patent application ⁇ ° 95114624 08/10/1997) The disadvantage of this device is its complex structure, the presence of an electrically controlled valve.
  • an electric steam generator is known that comprises a housing provided with nozzles for supplying a liquid and a steam outlet and having a heating chamber inside it, within which an electric heater, an overheating chamber and an evaporation chamber are placed in one common chamber.
  • Patent ⁇ ° 13412.08.12.1999 ⁇ The disadvantage of this device is the low generation efficiency of superheated steam with high temperature.
  • the prior art electric steam generator containing an open top case, having sealed walls and bottom, resistive electric heating element, made in the form of heating elements and located in the lower part of the case above the bottom, and heat storage material, divided into discrete layers, the first of which fills the placement area electric heating element, and each of the other layers, starting from the bottom of the second, is placed on its horizontal grid.
  • resistive electric heating element made in the form of heating elements and located in the lower part of the case above the bottom
  • heat storage material divided into discrete layers, the first of which fills the placement area electric heating element, and each of the other layers, starting from the bottom of the second, is placed on its horizontal grid.
  • a tube with nozzle openings for injecting liquid In the upper part of the body above the heat-accumulating material is placed a tube with nozzle openings for injecting liquid.
  • the closest technical solution is an electric steam generator comprising a cylindrical body equipped with a water supply system, a metal shell is installed inside the coaxially with a hole for water supply in the lower part and steam outlet pipe in the upper part, the water heating chamber in the annular gap between the shell and the housing, the evaporation chamber and overheating, separated by coils of nichrome spirals of the electric heater and filled with heat-resistant granular material.
  • Receiving saturated steam occurs when the liquid comes into contact with the heated heat-resistant granulated material and further overheats it when passing through a layer of hot granulated material (Patent 4859, May 20, 2008)
  • the task of the invention is to improve the efficiency of vaporization, simplifying the design of the steam generator, improving the performance characteristics of the electric steam generator.
  • the proposed electric steam generator has two options for supplying heat for indirect heating and turning certain the volume of water into saturated steam in the heating and evaporation chamber: the first option is from one superheater and the second option is from two or more superheaters.
  • the technical result of the invention in the first embodiment is to increase the efficiency of obtaining superheated steam with high temperature, reducing the material intensity of the design of the steam generator, increase reliability and safety of use.
  • a steam superheater inside a vertically oriented steam generator housing with connections for supplying and discharging feed water and discharging superheated steam a steam superheater is installed, the heat exchange element of which is formed by a shell, inside which is located at least one hermetically closed electric heating element, configured to heated air or steam, and the heating and evaporation chamber is formed by the outer side surface of the shell and the inner side Nost steam generator housing.
  • the shell is connected in the lower part with an air source, and in the upper part with a branch pipe for the removal of superheated steam.
  • Closed through channels are located symmetrically relative to the longitudinal axis of the housing of the steam generator.
  • the technical result of the invention in the second embodiment is to increase the steam output of the steam generator while providing at the outlet of superheated steam with a high temperature, increasing the reliability and safety of use of the electric steam generator.
  • the steam superheaters are located symmetrically relative to the longitudinal axis of the steam generator housing.
  • the heating and evaporation chamber is formed by the outer side surface of the shell of each superheater and the inner surface of the steam generator housing.
  • the shell of each superheater communicates in the lower part with an air source, and in the upper part with a nozzle for discharging superheated steam.
  • On the inner side surface of the shell of each superheater at least one closed through channel is made with openings in the upper part for moving saturated steam from the heating and evaporation chamber to the working area of the superheater. For both options are possible special cases of the performance of devices.
  • the shell of the superheater can be made in the cross section of a rectangular or curved shape or a combination of them, which allows you to install it in the body of the steam generator of different shapes and dimensions.
  • Hermetically sealed electric heating element in particular, can be made in the form of a tubular electric heater as the safest when working in a humid environment.
  • the upper part of the steam generator housing can be equipped with a nozzle for moving saturated steam from the heating and evaporation chamber for further use.
  • the case of the electric steam generator and the shell can be made of stainless steel as the most resistant to corrosion when operating in a humid environment.
  • the housing of the steam generator can be equipped with a heat insulating coating enclosed in a protective casing to save energy and avoid injury when it comes into contact with the housing.
  • the body of the steam generator from the outside is provided with a facing coating, in particular of metal or stone, or a combination of these for sanitary and aesthetic and aesthetic purposes.
  • the steam generator for option 2 illustrated in the drawing (FIG. 3), has the same designations as in FIG. 1, but three steam superheaters are installed in the housing of the steam generator.
  • Photo 1. and Photo 2 show a general view of the electric steam generator for option one and option two, respectively. According to figure 1 and figure 2, the electric steam generator is made in the form of a cylindrical body 1 of stainless steel with connections 2 and outlet 3 feed water and removal of superheated steam 4.
  • the steam generator housing is provided with a heat insulating coating enclosed in a protective casing 5 made of stainless steel.
  • a superheater 6 containing a heat exchange element - a shell 7 made of stainless steel and a hermetically sealed electric heating element - a tubular electric heater 8.
  • the shell 7 is made of a rectangular box-like shape and communicates in the lower part with an air source, the flow of which is regulated by a gate 9, and in the upper part with a pipe for discharging superheated steam 4.
  • a tubular electric heater 8 supported on an insulator-support 10 located below the bottom of the housing 1.
  • the chamber 11 for heating and evaporating water is formed by a cavity between the outer surface of the wall of the shell 7 and the inner surface of the steam generator housing 1.
  • vertical closed through channels 12 are made with holes 13 in the upper part of the channels.
  • Vertical closed through channels 12 are located symmetrically relative to the longitudinal axis of the housing 1 of the steam generator.
  • the upper part of the housing 1 of the steam generator is made with a nozzle 14 for removal of the above-grade steam from the heating and evaporation chamber 11 for further use. With periodic use of the steam generator, this nozzle 14 can be used to fill the feed water manually.
  • the work of the proposed electric steam generator is based on indirect heating of water and the conversion of a certain volume of water into saturated steam in the heating and evaporation chamber 11 from the heat exchanger element of the superheater 6 - shell 7 and direct heating of the steam steam to a temperature of 300-350 degrees in the working zone of the superheater 6 from the heat source - tubular electric heater 8 and the walls of the shell 7.
  • the operation of the electric steam generator is as follows. Using the means of automatically feeding a measured volume of water (not shown in figure 1), through chamber 2 from the water mains, the chamber 11 is filled with water heating and evaporation. Voltage is supplied to the current leads of the tubular electric heater 8, the walls of the shell 7 of the superheater 6 are heated and water is heated to the boiling point due to heat exchange through the common wall of the shell 7 and the heating and evaporation chambers 11. Before the saturated steam enters the working area of the superheater 6, the heated tubular electric heater 8 is cooled with air sucked through the open gate 9 mounted in the lower part of the housing 1 and the hot air is vented through the outlet nozzle 4 of the superheated steam to the steam room to create a comfortable temperature.
  • the resulting saturated steam through the holes 13 in the closed through channels 12 moves from the heating and evaporation chamber 11 to the working zone of the superheater 6 and is heated in it due to heat exchange with the heated walls of the shell 7 and the surface of the tubular electric heater 8, cooling it and creating a favorable mode of operation for it .
  • Superheated steam i.e. saturated steam, heated to a temperature of 300-350 degrees, is discharged through pipe 4 into the steam room to create a comfortable humidity regime.
  • saturated steam through pipe 14 with a mounted ball valve (not shown in figure 1) is given to the steam room, while the superheater 6 works with the lowest performance .
  • the voltage is applied directly to the tokovods of the tubular electric heater 8 of three steam superheaters, the walls of shell 7 of three steam superheaters 6 are heated and water is heated to boiling point through heat exchange through the common wall of shells 7 of three superheaters 6 and the evaporation chamber 11.
  • the resulting saturated steam through the holes 13 in the closed through channels 12 is transferred from the heating and evaporation chamber 11 to the working zone of the three steam superheaters 6.
  • the superheated steam i.e. saturated steam, heated to a temperature of 300-350 degrees, is discharged through pipes 4 to the steam room to create a comfortable humidity regime.
  • the time of heating and generation of saturated steam is reduced, and the steam generating capacity of the steam generator increases accordingly, while ensuring at the output a uniform temperature field generated 2018/000544 superheated steam with a high temperature, while providing a more comfortable temperature and humidity climate in the steam room.
  • the claimed utility model provides an increase in the efficiency of generation of saturated and superheated steam with reliable and safe operation of the electric steam generator for a full-fledged physiotherapy procedure in the steam room of saunas, saunas, climatic chambers of a sports and health and medical profile.

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Humidification (AREA)
  • Devices For Medical Bathing And Washing (AREA)
  • Devices For Use In Laboratory Experiments (AREA)

Abstract

L'invention concerne des dispositifs de génération de vapeur. Le générateur de vapeur électrique comprend un corps orienté verticalement doté de tubulure d'amenée ou d'évacuation d'eau d'alimentation et d'évacuation de vapeur surchauffée, un surchauffeur de vapeur ou deux, et à l'intérieur de l'élément échangeur de chaleur de chaque surchauffeur de vapeur communiquant dans la partie inférieure avec une source d'air et dans sa partie supérieure avec la tubulure d'évacuation de vapeur surchauffée; on a disposé au moins un réchauffeur électrique à tubes s'appuyant contre un support isolant et la chambre de chauffage et d'évacuation est formée par une cavité entre la surface latérale extérieure de l'élément échangeur de chaleur de chaque surchauffeur de vapeur et la surface intérieure du corps du générateur de vapeur, et à la surface interne latérale de l'élément échangeur de chaleur du réchauffeur on a réalisé un ou plusieurs canaux traversants avec des orifices dans les parties supérieures des canaux. L'invention vise à améliorer l'efficacité de génération de vapeur saturée et surchauffée tout en assurant la sécurité et la fiabilité de fonctionnement.
PCT/RU2018/000544 2017-08-21 2018-08-20 Générateur de vapeur électrique (et variantes) Ceased WO2019039970A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
RU2017129581A RU2680774C2 (ru) 2017-08-21 2017-08-21 Электрический парогенератор Вахова В.И. (варианты)
RU2017129581 2017-08-21

Publications (2)

Publication Number Publication Date
WO2019039970A2 true WO2019039970A2 (fr) 2019-02-28
WO2019039970A3 WO2019039970A3 (fr) 2019-05-02

Family

ID=65439176

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/RU2018/000544 Ceased WO2019039970A2 (fr) 2017-08-21 2018-08-20 Générateur de vapeur électrique (et variantes)

Country Status (2)

Country Link
RU (1) RU2680774C2 (fr)
WO (1) WO2019039970A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU201194U1 (ru) * 2020-08-04 2020-12-02 Федеральное государственное бюджетное образовательное учреждение высшего образования "Тюменский индустриальный университет" (ТИУ) Подогреватель
RU202808U1 (ru) * 2020-12-11 2021-03-09 Индивидуальный предприниматель Хлебцов Борис Николаевич Генератор пара для банного помещения
RU209433U1 (ru) * 2021-12-06 2022-03-16 Общество с ограниченной ответственностью "Теплов и Сухов-Недвижимость" Пароперегреватель для бани

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SU644997A1 (ru) * 1977-08-22 1979-01-30 Центральное Специальное Проектно-Конструкторское Бюро Министерства Легкой Промышленности Украинской Сср Парогенератор
SU1043416A2 (ru) * 1982-05-31 1983-09-23 Центральное Специальное Проектно-Конструкторское Технологическое Бюро Министерства Легкой Промышленности Усср Парогенератор
SU1099183A1 (ru) * 1982-10-28 1984-06-23 Московское Ордена Ленина, Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Высшее Техническое Училище Им. Н.Э.Баумана Парогенератор
DE19607658C2 (de) * 1996-02-29 2001-02-15 Steger Hans Juergen Heizung für Dampferzeuger
US6647204B1 (en) * 1998-03-18 2003-11-11 Harwil Corporation Portable steam generating system
RU13412U1 (ru) * 1999-12-08 2000-04-10 Открытое акционерное общество Уральский торговый дом "Логика" Электрический парогенератор
CN206234800U (zh) * 2016-10-20 2017-06-09 万红丽 一种塑胶外壳的蒸汽锅炉

Also Published As

Publication number Publication date
RU2017129581A (ru) 2019-02-21
RU2680774C2 (ru) 2019-02-26
RU2017129581A3 (fr) 2019-02-21
WO2019039970A3 (fr) 2019-05-02

Similar Documents

Publication Publication Date Title
EP1895233B1 (fr) Générateur de vapeur
WO2019039970A2 (fr) Générateur de vapeur électrique (et variantes)
BR9506530A (pt) Dispositivo de aquecimento
JP2017101910A (ja) 常圧過熱水蒸気発生装置
AU2014340858B2 (en) Apparatus for generating reheat steam
WO2017090641A1 (fr) Dispositif de production de vapeur surchauffée à pression normale
RU180684U1 (ru) Электрический парогенератор Вахова В.И.
RU2324859C1 (ru) Электрический парогенератор
KR101178975B1 (ko) 과열증기 발생장치
RU2691080C1 (ru) Устройство для получения перегретого пара в банных печах
RU176778U1 (ru) Печь парогенерирующая с аэродинамическим теплообменником
RU179399U1 (ru) Электрическая печь для сауны Вахова В.И.
KR100860237B1 (ko) 나선형 히트파이프를 갖는 보일러
RU202584U1 (ru) Электропаровой конвектор
KR20160131376A (ko) 증기압을 이용한 무동력 온수 보일러
RU13412U1 (ru) Электрический парогенератор
FI98884C (fi) Höyrykammio
KR102560943B1 (ko) 양수 장치가 구비된 스팀 생성 장치
CN222703287U (zh) 一种常压过热水蒸气发生装置
RU2761012C2 (ru) Устройство для приготовления пищи на пару и способ генерирования пара в нем
KR100417500B1 (ko) 전기 보일러
KR200409699Y1 (ko) 순간 과열 수증기 발생장치
KR20100098245A (ko) 분무식 스팀발생장치
RU2672480C1 (ru) Электродный пищеварочный котел
RU2045699C1 (ru) Автономная котельная установка парового отопления

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 18847347

Country of ref document: EP

Kind code of ref document: A2

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 18847347

Country of ref document: EP

Kind code of ref document: A2