JP6674789B2 - 燃焼式水加熱装置 - Google Patents
燃焼式水加熱装置 Download PDFInfo
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- JP6674789B2 JP6674789B2 JP2016024965A JP2016024965A JP6674789B2 JP 6674789 B2 JP6674789 B2 JP 6674789B2 JP 2016024965 A JP2016024965 A JP 2016024965A JP 2016024965 A JP2016024965 A JP 2016024965A JP 6674789 B2 JP6674789 B2 JP 6674789B2
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 165
- 238000002485 combustion reaction Methods 0.000 title claims description 80
- 239000007789 gas Substances 0.000 claims description 73
- 238000010438 heat treatment Methods 0.000 claims description 32
- 238000009825 accumulation Methods 0.000 claims description 29
- 238000001514 detection method Methods 0.000 claims description 27
- 239000000567 combustion gas Substances 0.000 claims description 14
- 230000008021 deposition Effects 0.000 claims description 10
- 239000000446 fuel Substances 0.000 claims description 7
- 238000002347 injection Methods 0.000 claims description 7
- 239000007924 injection Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 20
- 230000008569 process Effects 0.000 description 16
- 239000002737 fuel gas Substances 0.000 description 14
- 238000010079 rubber tapping Methods 0.000 description 6
- 238000011144 upstream manufacturing Methods 0.000 description 4
- 230000036760 body temperature Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000008399 tap water Substances 0.000 description 3
- 235000020679 tap water Nutrition 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000008233 hard water Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H9/00—Details
- F24H9/20—Arrangement or mounting of control or safety devices
- F24H9/2007—Arrangement or mounting of control or safety devices for water heaters
- F24H9/2035—Arrangement or mounting of control or safety devices for water heaters using fluid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/003—Systems for controlling combustion using detectors sensitive to combustion gas properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/022—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using electronic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/10—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples
- F23N5/102—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using thermocouples using electronic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/02—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium
- F23N5/12—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using ionisation-sensitive elements, i.e. flame rods
- F23N5/123—Systems for controlling combustion using devices responsive to thermal changes or to thermal expansion of a medium using ionisation-sensitive elements, i.e. flame rods using electronic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N5/00—Systems for controlling combustion
- F23N5/24—Preventing development of abnormal or undesired conditions, i.e. safety arrangements
- F23N5/242—Preventing development of abnormal or undesired conditions, i.e. safety arrangements using electronic means
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/0092—Devices for preventing or removing corrosion, slime or scale
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H1/00—Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters
- F24H1/10—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H1/12—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium
- F24H1/14—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form
- F24H1/145—Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium in which the water is kept separate from the heating medium by tubes, e.g. bent in serpentine form using fluid fuel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/235—Temperature of exhaust gases
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/25—Temperature of the heat-generating means in the heater
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/288—Accumulation of deposits, e.g. lime or scale
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D21/0001—Recuperative heat exchangers
- F28D21/0003—Recuperative heat exchangers the heat being recuperated from exhaust gases
- F28D21/0005—Recuperative heat exchangers the heat being recuperated from exhaust gases for domestic or space-heating systems
- F28D21/0007—Water heaters
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
- F28G15/00—Details
- F28G15/003—Control arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2225/00—Measuring
- F23N2225/08—Measuring temperature
- F23N2225/10—Measuring temperature stack temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2225/00—Measuring
- F23N2225/08—Measuring temperature
- F23N2225/16—Measuring temperature burner temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23N—REGULATING OR CONTROLLING COMBUSTION
- F23N2241/00—Applications
- F23N2241/04—Heating water
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/204—Temperature of the air before heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/212—Temperature of the water
- F24H15/219—Temperature of the water after heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/238—Flow rate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/305—Control of valves
- F24H15/31—Control of valves of valves having only one inlet port and one outlet port, e.g. flow rate regulating valves
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/345—Control of fans, e.g. on-off control
- F24H15/35—Control of the speed of fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/355—Control of heat-generating means in heaters
- F24H15/36—Control of heat-generating means in heaters of burners
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/395—Information to users, e.g. alarms
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/40—Control of fluid heaters characterised by the type of controllers
- F24H15/414—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D21/00—Heat-exchange apparatus not covered by any of the groups F28D1/00 - F28D20/00
- F28D2021/0019—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for
- F28D2021/0024—Other heat exchangers for particular applications; Heat exchange systems not otherwise provided for for combustion apparatus, e.g. for boilers
Description
2 :給湯装置本体
4 :リモコン
6 :燃焼室
8 :バーナ
8a :第1燃焼部
8b :第2燃焼部
8c :第3燃焼部
10 :燃料ガス供給管
10a :燃料ガス供給口
12 :ファン
12a :電流センサ
14 :給気管
14a :給気口
16 :排気管
16a :排気口
18 :熱交換器
18a :入口
18b :出口
20 :入水管
20a :入水口
22 :出湯管
22a :出湯口
24 :バイパス管
26 :制御装置
28 :元ガス電磁弁
30 :ガス比例弁
32a :切替ガス電磁弁
32b :切替ガス電磁弁
32c :切替ガス電磁弁
34 :点火プラグ
35 :高温熱電対
36 :フレームロッド
37 :燃焼炎サーミスタ
38 :イグナイタ
40 :給気温度センサ
42 :排気温度センサ
44 :バイパスサーボ弁
46 :流量センサ
48 :水量調整弁
50 :缶体温度センサ
52 :出湯温度センサ
54 :バイメタルスイッチ
56 :温度ヒューズ
Claims (6)
- 燃料の燃焼によって水を加熱する燃焼式水加熱装置であって、
燃料を燃焼させて燃焼ガスを生成するバーナと、
内部を通過する水と外部を通過する燃焼ガスとの間で熱交換する熱交換器と、
熱交換器で熱交換した後の燃焼ガスを排気ガスとして排出する排気管と、
排気管を流れる排気ガスの温度を排気温度として検出する排気温度検出手段と、
排気管の閉塞の程度を検出する閉塞程度検出手段と、
排気温度と、排気管の閉塞の程度に基づいて、熱交換器の内部にスケールが堆積しているか否かを判定するスケール堆積判定手段を備えており、
スケール堆積判定手段は、排気温度が上限排気温度を超える場合に、熱交換器の内部にスケールが堆積していると判定するように構成されており、
上限排気温度は、排気管の閉塞の程度が高い場合に、排気管の閉塞の程度が低い場合に比べて、高く設定される、燃焼式水加熱装置。 - 上限排気温度が、バーナの燃焼量に基づいて設定される、請求項1の燃焼式水加熱装置。
- スケール堆積判定手段の判定結果の履歴を記憶する記憶手段をさらに備えており、
上限排気温度が、過去に熱交換器の内部でのスケールの堆積が検出されている場合に、過去に熱交換器の内部でのスケールの堆積が検出されていない場合に比べて、低く設定される、請求項1または2の燃焼式水加熱装置。 - バーナに空気を供給する給気管と、
給気管からバーナに空気を送るとともに、排気管へ排気ガスを送るファンと、
ファンの駆動電流を検出する電流検出手段をさらに備えており、
閉塞程度検出手段が、ファンの駆動電流に基づいて、排気管の閉塞の程度を検出する、請求項1から3の何れか一項の燃焼式水加熱装置。 - バーナに配置された高温熱電対をさらに備えており、
バーナが全一次空気バーナであって、
閉塞程度検出手段が、高温熱電対の検出信号に基づいて、排気管の閉塞の程度を検出する、請求項1から3の何れか一項の燃焼式水加熱装置。 - バーナの噴射口から所定距離を隔てて配置された燃焼炎サーミスタをさらに備えており、
バーナがブンゼンバーナであって、
閉塞程度検出手段が、燃焼炎サーミスタの検出信号に基づいて、排気管の閉塞の程度を検出する、請求項1から3の何れか一項の燃焼式水加熱装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2016024965A JP6674789B2 (ja) | 2016-02-12 | 2016-02-12 | 燃焼式水加熱装置 |
US15/427,731 US10018376B2 (en) | 2016-02-12 | 2017-02-08 | Combustion type water heater |
AU2017200898A AU2017200898B2 (en) | 2016-02-12 | 2017-02-09 | Combustion Type Water Heater |
EP17155440.5A EP3205936B1 (en) | 2016-02-12 | 2017-02-09 | Combustion type water heater |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2016024965A JP6674789B2 (ja) | 2016-02-12 | 2016-02-12 | 燃焼式水加熱装置 |
Publications (2)
Publication Number | Publication Date |
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JP2017142040A JP2017142040A (ja) | 2017-08-17 |
JP6674789B2 true JP6674789B2 (ja) | 2020-04-01 |
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JP2016024965A Active JP6674789B2 (ja) | 2016-02-12 | 2016-02-12 | 燃焼式水加熱装置 |
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US (1) | US10018376B2 (ja) |
EP (1) | EP3205936B1 (ja) |
JP (1) | JP6674789B2 (ja) |
AU (1) | AU2017200898B2 (ja) |
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JP6862920B2 (ja) * | 2017-03-01 | 2021-04-21 | 株式会社ノーリツ | 給湯システム |
CN108278632B (zh) * | 2018-01-18 | 2020-07-31 | 芜湖美的厨卫电器制造有限公司 | 用燃气进行燃烧的机器的控制设备和方法及燃气热水器 |
CN110207386B (zh) * | 2018-06-15 | 2021-05-18 | 华帝股份有限公司 | 一种分段燃烧的燃气热水器及其控制方法 |
CN110207391A (zh) * | 2018-10-30 | 2019-09-06 | 华帝股份有限公司 | 一种燃气热水器的燃气流量控制方法 |
CN109442736A (zh) * | 2018-11-30 | 2019-03-08 | 广东万和热能科技有限公司 | 水冷燃烧壁挂炉及其控制方法、控制装置 |
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JP7343756B2 (ja) * | 2019-06-24 | 2023-09-13 | 株式会社ノーリツ | 給湯装置及び給湯システム |
CN111351213B (zh) * | 2020-03-10 | 2021-07-09 | 佛山市艾绅热能科技有限公司 | 一种基于光感控制的壁挂炉分级加热装置 |
DE102020203383A1 (de) | 2020-03-17 | 2021-09-23 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zur Überwachung einer Verbrennungsvorrichtung |
CN111473523B (zh) * | 2020-05-11 | 2021-11-26 | 海尔优家智能科技(北京)有限公司 | 用于热水器的控制方法及装置、热水器 |
US11639799B2 (en) * | 2020-12-17 | 2023-05-02 | Noritz Corporation | Hot water supply device |
CN113252844B (zh) * | 2021-04-19 | 2022-11-04 | 芜湖美的厨卫电器制造有限公司 | 燃气热水器换热部件结水垢检测方法及燃气热水器 |
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JPH07146263A (ja) | 1993-11-24 | 1995-06-06 | Kurita Water Ind Ltd | 熱交換器の汚れ係数の推定方法 |
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JP5570540B2 (ja) | 2012-02-08 | 2014-08-13 | リンナイ株式会社 | 給湯装置 |
JP2014047980A (ja) * | 2012-08-31 | 2014-03-17 | Noritz Corp | 潜熱回収型給湯装置 |
US9228759B2 (en) | 2013-10-07 | 2016-01-05 | Rinnai Corporation | Circulating-type hot-water supply device |
US9921012B2 (en) | 2013-11-26 | 2018-03-20 | Noritz Corporation | Water heating apparatus |
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2016
- 2016-02-12 JP JP2016024965A patent/JP6674789B2/ja active Active
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- 2017-02-08 US US15/427,731 patent/US10018376B2/en active Active
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JP2017142040A (ja) | 2017-08-17 |
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US10018376B2 (en) | 2018-07-10 |
AU2017200898B2 (en) | 2021-09-02 |
AU2017200898A1 (en) | 2017-08-31 |
US20170234578A1 (en) | 2017-08-17 |
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