WO2019128536A1 - Dispositif de commande de dispositif de chauffage au méthanol - Google Patents

Dispositif de commande de dispositif de chauffage au méthanol Download PDF

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Publication number
WO2019128536A1
WO2019128536A1 PCT/CN2018/116300 CN2018116300W WO2019128536A1 WO 2019128536 A1 WO2019128536 A1 WO 2019128536A1 CN 2018116300 W CN2018116300 W CN 2018116300W WO 2019128536 A1 WO2019128536 A1 WO 2019128536A1
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WO
WIPO (PCT)
Prior art keywords
methanol
heater
fault
water temperature
controller
Prior art date
Application number
PCT/CN2018/116300
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English (en)
Chinese (zh)
Inventor
臧志成
殷玉开
尹海峰
单以海
李云峰
Original Assignee
凯龙高科技股份有限公司
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Application filed by 凯龙高科技股份有限公司 filed Critical 凯龙高科技股份有限公司
Publication of WO2019128536A1 publication Critical patent/WO2019128536A1/fr

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    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature

Definitions

  • the present disclosure relates to the field of methanol heater technology, for example, to a controller for a methanol heater.
  • the controller control scheme of the fuel heater and the gas heater is simple, the types of collected data are small, and the key parameters such as the collected current, voltage and water temperature are not accurate, and the air intake amount cannot be adjusted according to the working condition, and the fault cannot be timely.
  • the controller control scheme of both the fuel heater and the gas heater in the related art is not applicable to the control for the methanol heater.
  • the present disclosure provides a controller for a methanol heater that solves the problem that the controller control scheme for both the fuel heater and the gas heater is not suitable for methanol heater control.
  • a controller for a methanol heater comprising:
  • a self-checking device configured to detect a state of the component when the methanol heater is turned on, and determine whether the component is faulty, and if there is a fault, stop the ignition; wherein the component includes at least one of the following Items: power supply, water pump, fan, water temperature sensor, overheating sensor and methanol pump;
  • the fault device is communicatively connected with the self-test device, and the fault device is set to control the indicator light of the faulty position to light up and send a fault code through the controller area network CAN communication, and if there is no fault, control the methanol heater to enter the combustion stage;
  • a component key parameter monitoring device is communicably connected with the self-checking device and the fault device, and the component key parameter monitoring device is configured to monitor at least one of the following in real time when the methanol heater is working normally: a power supply voltage, a pump current , fan current, methanol pump current, water temperature, the attitude of the methanol heater and whether the whole machine collides, and when any of the above conditions abnormal, immediately turn off the methanol pump to stop the combustion of the methanol pump And reporting the fault through the faulty device; and
  • the air volume adjusting device is communicably connected with the component key parameter monitoring device, and the air inlet adjusting device is configured to adjust the fan speed in real time according to different working conditions when the methanol heater is working normally, and maintain the set air inlet amount.
  • FIG. 1 is a block diagram showing the structure of a controller of a methanol heater according to an embodiment
  • FIG. 2 is a simplified operational flow diagram of a controller for a methanol heater provided by an embodiment.
  • the controller 100 of the methanol heater in an embodiment includes a self-test device 101, a fault device 102, a component key parameter monitoring device 103, and an air intake amount adjusting device 104.
  • the self-test device 101 is configured to detect a state of at least one of a component including a power source, a water pump, a fan, a water temperature sensor, a superheat sensor, and a methanol pump when the methanol heater is turned on, and determine whether the component is faulty, If there is a fault, the ignition is stopped; the faulty device 102 is communicably connected to the self-test device, and the faulty device 102 is set to control the indicator light corresponding to the fault point to light up and send a fault code through the controller area network (CAN) communication. If there is no fault, it proves that all components are in normal condition and enter the combustion phase.
  • CAN controller area network
  • the self-test device 101 is configured to detect the status of components including a power source, a water pump, a fan, a water temperature sensor, and a superheat sensor when the methanol heater is turned on.
  • the component key parameter monitoring device 103 is communicatively coupled to the self-test device and the fault device, and the component key parameter monitoring device 103 is configured to monitor, in real time, a power supply voltage, a pump current, a fan current, and the like when the methanol heater is working normally.
  • the water temperature monitoring of the component key parameter monitoring device 103 specifically includes: determining whether the water temperature reaches a preset upper limit of the water temperature control, and if not, issuing a flameout command, if not, No action; judge whether the water temperature reaches the preset lower limit of water temperature control, if it is reached, the ignition command is issued, and if it is not reached, there is no action.
  • the design idea of the state machine is adopted to improve the system response.
  • the software algorithms for key parameters such as current, voltage and water temperature are updated to ensure that the values collected each time are accurate and reliable.
  • the component key parameter monitoring device 103 is configured to monitor the power voltage, the pump current, the fan current, the methanol pump current, the water temperature, the overall attitude, and the methanol in real time when the methanol heater is working normally. Whether the heater collides with the outside world.
  • the air intake amount adjusting device 104 is communicably connected to the component key parameter monitoring device, and the air inlet amount adjusting device 104 is configured to adjust the fan speed in real time according to different working conditions when the methanol heater is working normally, and maintain the set air inlet amount.
  • the controller 100 of the methanol heater further includes an emergency device 105; the emergency device 105 is configured to turn off the methanol pump by a control signal to ensure safety in the event of any user-set emergency. reliable.
  • the controller 100 of the methanol heater further includes a dry burning identification device 106; the dry burning identification device 106 is in communication with the component key parameter monitoring device, and the dry burning identification device 106 is configured to It is recognized whether the methanol heater is in a dry state according to the working condition of the methanol heater.
  • the controller provided in this embodiment enables the first heating success rate of the methanol heater to be higher than that of the fuel heater; and can accurately collect the power supply voltage, the pump current, the fan current, the methanol pump current, the water temperature, and the attitude of the methanol heater and the Whether the whole is in collision with the outside world and other parameter data, so that no error state occurs in continuous operation; the fan speed can be adjusted in real time according to different working conditions, and the optimal air intake amount can be maintained, and the air volume and fuel flow can be controlled.
  • Fuel combustion is more sufficient, reducing pollutant emissions, improving combustion efficiency, saving users cost; in the event of a fault, the indicator light corresponding to the control fault point lights up and sends a fault code through CAN communication to achieve accurate fault location and response time Shorter, more timely protection, easy maintenance and maintenance; in case of emergency, the methanol pump is turned off by sending a control signal to ensure safety and reliability.
  • the storage medium may be a magnetic disk, an optical disk, a read-only memory (ROM), or a random access memory (RAM).

Abstract

Cette invention concerne un dispositif de commande (100) d'un dispositif de chauffage au méthanol, comprenant : un dispositif d'auto-détection (101) configuré pour détecter l'état de composants lorsque le dispositif de chauffage au méthanol mis en marche ; un dispositif de secours (102) qui est en liaison de communication avec le dispositif d'auto-détection (101) ; un dispositif de surveillance de paramètre de clé de composant (103) qui est en liaison de communication avec le dispositif d'auto-détection (101) et le dispositif de secours (102) ; et un dispositif de régulation d'admission d'air (104) qui est en liaison de communication avec le dispositif de surveillance de paramètre de clé de composant (103), le dispositif de régulation d'admission d'air (104) étant configuré pour réguler la vitesse de rotation de ventilateur en temps réel selon différentes conditions de travail lorsque le dispositif de chauffage au méthanol fonctionne normalement, de sorte à maintenir une admission d'air prédéfinie.
PCT/CN2018/116300 2017-12-29 2018-11-20 Dispositif de commande de dispositif de chauffage au méthanol WO2019128536A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201711485062.6 2017-12-29
CN201711485062.6A CN108170183B (zh) 2017-12-29 2017-12-29 一种甲醇加热器控制器

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WO2019128536A1 true WO2019128536A1 (fr) 2019-07-04

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PCT/CN2018/116300 WO2019128536A1 (fr) 2017-12-29 2018-11-20 Dispositif de commande de dispositif de chauffage au méthanol

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CN (1) CN108170183B (fr)
WO (1) WO2019128536A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108170183B (zh) * 2017-12-29 2020-06-09 凯龙高科技股份有限公司 一种甲醇加热器控制器
CN109780730A (zh) * 2018-12-29 2019-05-21 广东万和热能科技有限公司 燃气热水器的控制方法、设备及计算机可读存储介质

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CN103090353A (zh) * 2011-11-01 2013-05-08 嘉兴市特种设备检测院 一种生物质锅炉自动控制方法及设备
US20130284116A1 (en) * 2009-02-03 2013-10-31 Sridhar Deivasigamani Apparatus and control method for a hybrid tankless water heater
CN103823401A (zh) * 2014-03-05 2014-05-28 中国神华能源股份有限公司 用于在机组级自启停控制系统中报警的方法与装置
CN203643868U (zh) * 2014-01-14 2014-06-11 重庆电子工程职业学院 水温调节电路
CN105955140A (zh) * 2016-06-20 2016-09-21 重庆红江机械有限责任公司 甲醇燃烧器控制器及其控制方法
CN205979758U (zh) * 2016-08-10 2017-02-22 中蓝能源（深圳）有限公司 智能燃烧机
CN108170183A (zh) * 2017-12-29 2018-06-15 凯龙高科技股份有限公司 一种甲醇加热器控制器

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CN103093353A (zh) * 2011-10-31 2013-05-08 深圳光启高等理工研究院 基于rfid-sim卡的账号安全保护方法及装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130284116A1 (en) * 2009-02-03 2013-10-31 Sridhar Deivasigamani Apparatus and control method for a hybrid tankless water heater
CN103090353A (zh) * 2011-11-01 2013-05-08 嘉兴市特种设备检测院 一种生物质锅炉自动控制方法及设备
CN203643868U (zh) * 2014-01-14 2014-06-11 重庆电子工程职业学院 水温调节电路
CN103823401A (zh) * 2014-03-05 2014-05-28 中国神华能源股份有限公司 用于在机组级自启停控制系统中报警的方法与装置
CN105955140A (zh) * 2016-06-20 2016-09-21 重庆红江机械有限责任公司 甲醇燃烧器控制器及其控制方法
CN205979758U (zh) * 2016-08-10 2017-02-22 中蓝能源（深圳）有限公司 智能燃烧机
CN108170183A (zh) * 2017-12-29 2018-06-15 凯龙高科技股份有限公司 一种甲醇加热器控制器

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