JP2017203092A - Carbonization furnace - Google Patents
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Abstract
Description
本発明は、炭化炉の技術に関する。 The present invention relates to a technique of a carbonization furnace.
従来、熱分解炉内において廃棄物を熱分解処理して炭化させる炭化炉の技術は公知となっている（特許文献１参照）。
炭化炉は、例えば、病院、介護施設、宿泊施設、または、寮等に設置される。廃棄物には、例えば、生ごみ、または、使用済紙おむつ等がある。
前記炭化炉は、排気部を備える。前記炭化炉の排気部は、熱分解炉内において廃棄物を熱分解処理したときに生じる排気ガスを触媒等によって処理して排気する。
Conventionally, a technique of a carbonization furnace in which waste is pyrolyzed and carbonized in a pyrolysis furnace is known (see Patent Document 1).
The carbonization furnace is installed in, for example, a hospital, a care facility, an accommodation facility, or a dormitory. Examples of the waste include kitchen waste or used paper diapers.
The carbonization furnace includes an exhaust part. The exhaust section of the carbonization furnace exhausts the exhaust gas generated when the waste is pyrolyzed in the pyrolysis furnace with a catalyst or the like.
しかしながら、前記炭化炉では、熱分解炉から排気部内に流入した排気ガスは、側方に流通して直ぐに上方に流通し、触媒を介してそのまま上方に流通する。このように前記炭化炉では、排気部における排気ガスの流路が単純なものであることから、排気ガスを十分に処理するためには、排気部を高性能（高価）で大型なものとすることを要し、炭化炉が高価で大型化なものとなっていた。 However, in the carbonization furnace, the exhaust gas that has flowed into the exhaust section from the pyrolysis furnace flows to the side and immediately flows upward, and then flows upward through the catalyst. As described above, in the carbonization furnace, since the flow path of the exhaust gas in the exhaust part is simple, the exhaust part is made high-performance (expensive) and large in order to sufficiently treat the exhaust gas. Therefore, the carbonization furnace is expensive and large.
本発明は以上の如き状況に鑑みてなされたものであり、排気ガスを十分に処理することができるものを小型で安価に構成することができる炭化炉を提供することを課題とする。 This invention is made | formed in view of the above situations, and makes it a subject to provide the carbonization furnace which can comprise what can fully process exhaust gas small and cheaply.
本発明の解決しようとする課題は以上の如くであり、次にこの課題を解決するための手段を説明する。 The problem to be solved by the present invention is as described above. Next, means for solving the problem will be described.
即ち、請求項１においては、廃棄物を熱分解処理して炭化させる炭化炉であって、前記廃棄物を熱分解処理したときに生じる排気ガスを排気する排気部を備え、前記排気部は、有害な物質が排気されないように前記排気ガスを処理する排気処理部と、前記排気ガスが下方に流通する流路である下方流路と、前記排気ガスが上方に流通する流路である上方流路と、を備えるものである。 That is, in claim 1, a carbonization furnace that pyrolyzes and carbonizes waste, and includes an exhaust part that exhausts exhaust gas generated when the waste is pyrolyzed, and the exhaust part includes: An exhaust treatment unit that processes the exhaust gas so that harmful substances are not exhausted, a lower flow path that is a flow path through which the exhaust gas flows downward, and an upper flow that is a flow path through which the exhaust gas flows upward And a road.
請求項２においては前記排気部の前記下方流路は、前記上方流路の上流側に配置されるものである。 According to a second aspect of the present invention, the lower flow path of the exhaust part is disposed on the upstream side of the upper flow path.
請求項３においては、前記排気部の前記排気処理部は、前記下方流路の中途部に配置されるものである。 According to a third aspect of the present invention, the exhaust treatment part of the exhaust part is disposed in the middle part of the lower flow path.
本発明の効果として、以下に示すような効果を奏する。
即ち、本発明によれば、排気ガスを十分に処理することができるものを小型で安価に構成することができる。
As effects of the present invention, the following effects can be obtained.
That is, according to the present invention, it is possible to construct a small and inexpensive one that can sufficiently treat exhaust gas.
次に、図１から図３に記載の炭化炉１について説明する。なお、図中における黒色矢印は、排気ガスの流通方向を示す。 Next, the carbonization furnace 1 shown in FIGS. 1 to 3 will be described. In addition, the black arrow in a figure shows the distribution direction of exhaust gas.
炭化炉１は、水分を比較的多く含む廃棄物を熱分解処理して炭化させ、炭やセラミック粉等を生成する。炭化炉１は、廃棄物が含む水分を蒸発させて当該廃棄物を乾燥させて炭化させる。炭化炉１は、例えば、病院、介護施設、宿泊施設、または、寮等に設置される。廃棄物には、例えば、生ごみ、または、使用済紙おむつ等がある。
図１から図３に示すように、炭化炉１は、本体１０と、排気部２０と、を備える。
The carbonization furnace 1 pyrolyzes and carbonizes waste containing a relatively large amount of moisture, thereby generating charcoal, ceramic powder, and the like. The carbonization furnace 1 evaporates the moisture contained in the waste, and dries and carbonizes the waste. The carbonization furnace 1 is installed in, for example, a hospital, a care facility, an accommodation facility, or a dormitory. Examples of the waste include kitchen waste or used paper diapers.
As shown in FIGS. 1 to 3, the carbonization furnace 1 includes a main body 10 and an exhaust part 20.
炭化炉１の本体１０は、熱分解炉１１と、投入口１２と、熱伝導ヒータ１３と、赤外線層１４と、撹拌装置１５と、オゾンガス室１６と、循環ファン１７と、取出口１８と、カバー部材１９と、を備える。 The main body 10 of the carbonization furnace 1 includes a pyrolysis furnace 11, an inlet 12, a heat conduction heater 13, an infrared layer 14, an agitator 15, an ozone gas chamber 16, a circulation fan 17, an outlet 18, A cover member 19.
炭化炉１の本体１０の熱分解炉１１は、例えば８時間から１２時間かけて、廃棄物を熱分解処理して炭化させる。熱分解炉１１の内壁は、下方に行くにしたがって末広がりのテーパ状に構成される。熱分解炉１１は、例えば２００Ｌの容積で構成される。 The pyrolysis furnace 11 of the main body 10 of the carbonization furnace 1 carbonizes the waste by pyrolyzing for 8 to 12 hours, for example. The inner wall of the pyrolysis furnace 11 is formed in a tapered shape that expands toward the bottom. The pyrolysis furnace 11 is configured with a volume of 200 L, for example.
炭化炉１の本体１０の投入口１２は、熱分解炉１１の上端部に設けられて、投入口１２を介して熱分解炉１１内に廃棄物が投入される。 A charging port 12 of the main body 10 of the carbonization furnace 1 is provided at an upper end portion of the pyrolysis furnace 11, and waste is input into the pyrolysis furnace 11 through the charging port 12.
炭化炉１の本体１０の熱伝導ヒータ１３は、熱分解炉１１内を加温する。熱伝導ヒータ１３は、電気式の熱伝導ヒータであり、表面が約８００℃で発熱可能に構成される。熱伝導ヒータ１３は、操作部（不図示）が操作されることによって、熱分解炉１１内の温度調整を可能に構成される。熱伝導ヒータ１３は、熱分解炉１１内に四個（複数個）配置される。熱伝導ヒータ１３は、熱分解炉１１の下部に配置される。 The heat conduction heater 13 of the main body 10 of the carbonization furnace 1 heats the inside of the pyrolysis furnace 11. The heat conduction heater 13 is an electric heat conduction heater, and is configured to generate heat at a surface of about 800 ° C. The heat conduction heater 13 is configured to be able to adjust the temperature in the pyrolysis furnace 11 by operating an operation unit (not shown). Four (plural) heat conduction heaters 13 are arranged in the pyrolysis furnace 11. The heat conduction heater 13 is disposed in the lower part of the pyrolysis furnace 11.
炭化炉１の本体１０の赤外線層１４は、熱伝導ヒータ１３によって加温された熱分解炉１１内を保温する。赤外線層１４は、熱分解炉１１とオゾンガス室１６とを仕切るように熱伝導ヒータ１３の下方に配置される。赤外線層１４は、例えば、ゼオライト等の複数個のセラミック素材のボール状のものが敷き詰められて構成される。 The infrared layer 14 of the main body 10 of the carbonization furnace 1 keeps the inside of the pyrolysis furnace 11 heated by the heat conduction heater 13. The infrared layer 14 is disposed below the heat conduction heater 13 so as to partition the pyrolysis furnace 11 and the ozone gas chamber 16. The infrared layer 14 is configured, for example, by laying a plurality of ball-shaped ceramic materials such as zeolite.
炭化炉１の本体１０の撹拌装置１５は、赤外線層１４の下方に配置される。撹拌装置１５は、赤外線層１４に溜まった灰（廃棄物が熱分解処理されて炭化されたもの）を下方に落とす。撹拌装置１５は、予め設定された時間毎（例えば、３時間毎）に動作するように構成される。 The stirring device 15 of the main body 10 of the carbonization furnace 1 is disposed below the infrared layer 14. The stirrer 15 drops the ash accumulated in the infrared layer 14 (the waste is carbonized after being pyrolyzed). The stirrer 15 is configured to operate every preset time (for example, every 3 hours).
炭化炉１の本体１０のオゾンガス室１６は、撹拌装置１５の下方に配置される。オゾンガス室１６は、オゾンガスが充填されて、灰（廃棄物が熱分解処理されて炭化されたもの）をオゾンガスによって殺菌する。 The ozone gas chamber 16 of the main body 10 of the carbonization furnace 1 is disposed below the stirring device 15. The ozone gas chamber 16 is filled with ozone gas and sterilizes the ash (the waste is carbonized by pyrolysis) with the ozone gas.
炭化炉１の本体１０の循環ファン１７は、オゾンガス室１６内のオゾンガスを循環させる。オゾンガス室１６の下部に配置される。 A circulation fan 17 of the main body 10 of the carbonization furnace 1 circulates ozone gas in the ozone gas chamber 16. It is arranged at the lower part of the ozone gas chamber 16.
炭化炉１の本体１０の取出口１８は、本体１０の下部に配置されて、熱分解処理された灰は取出口１８から本体１０外に取出される。 The outlet 18 of the main body 10 of the carbonization furnace 1 is disposed at the lower part of the main body 10, and the pyrolyzed ash is taken out of the main body 10 from the outlet 18.
炭化炉１の本体１０のカバー部材１９は、熱分解炉１１内において熱伝導ヒータ１３に異物（廃棄物や灰等）が付着することを防止する。
カバー部材１９は、有底筒状の部材であり、熱伝導ヒータ１３が嵌装されて熱伝導ヒータ１３の周面と突出側端部とを囲むように構成される。カバー部材１９は、例えば、熱伝導ヒータ１３の熱がカバー部材１９を介して熱分解炉１１内に伝わるような熱伝導性の比較的高い素材、または、異物が付着しても腐食しにくい素材等で構成される。
The cover member 19 of the main body 10 of the carbonization furnace 1 prevents foreign matter (waste, ash, etc.) from adhering to the heat conduction heater 13 in the pyrolysis furnace 11.
The cover member 19 is a bottomed cylindrical member, and is configured so that the heat conduction heater 13 is fitted therein and surrounds the peripheral surface of the heat conduction heater 13 and the protruding side end portion. The cover member 19 is, for example, a material having a relatively high thermal conductivity such that the heat of the heat conduction heater 13 is transmitted into the pyrolysis furnace 11 through the cover member 19 or a material that is not easily corroded even if foreign matter adheres. Etc.
以上のように、熱分解炉１１内において熱伝導ヒータ１３に異物が付着することを防止するカバー部材１９を備える、炭化炉１では、カバー部材１９によって、熱伝導ヒータ１３に異物が付着して熱伝導ヒータ１３が故障することを防止することができる。 As described above, in the carbonization furnace 1 provided with the cover member 19 that prevents foreign matter from adhering to the heat conduction heater 13 in the pyrolysis furnace 11, foreign matter adheres to the heat conduction heater 13 by the cover member 19. It is possible to prevent the heat conduction heater 13 from failing.
炭化炉１の排気部２０は、本体１０（本体１０の熱分解炉１１内）において廃棄物を熱分解処理したときに生じる排気ガスを排気する。
排気部２０は、下方流路２１と、側方流路２２と、上方流路２３と、を備える。
The exhaust section 20 of the carbonization furnace 1 exhausts exhaust gas generated when the waste is pyrolyzed in the main body 10 (in the pyrolysis furnace 11 of the main body 10).
The exhaust unit 20 includes a lower flow path 21, a side flow path 22, and an upper flow path 23.
炭化炉１の排気部２０の下方流路２１は、排気ガスが下方に流通する流路である。側方流路２２は、排気ガスが側方に流通する流路である。上方流路２３は、排気ガスが上方に流通する流路である。下方流路２１は、側方流路２２および上方流路２３の上流側に配置され、側方流路２２は、上方流路２３の上流側に配置される。排気部２０では、本体１０の熱分解炉１１から流入する排気ガスが、下方流路２１を流通し、次に側方流路２２を流通し、次に上方流路２３を流通する。下方流路２１は、側方流路２２よりも長く構成され、上方流路２３は、下方流路２１および側方流路２２よりも長く構成される。下方流路２１は、例えば、１０００ｍｍ以上１５００ｍｍ以下の長さで構成される。側方流路２２は、例えば、２００ｍｍ以上７００ｍｍ以下の長さで構成される。上方流路２３は、例えば、１６００ｍｍ以上２０００ｍｍ以下の長さで構成される。 The lower flow path 21 of the exhaust part 20 of the carbonization furnace 1 is a flow path through which the exhaust gas flows downward. The side flow path 22 is a flow path through which exhaust gas flows to the side. The upper flow path 23 is a flow path through which exhaust gas flows upward. The lower flow path 21 is disposed on the upstream side of the side flow path 22 and the upper flow path 23, and the side flow path 22 is disposed on the upstream side of the upper flow path 23. In the exhaust part 20, exhaust gas flowing from the pyrolysis furnace 11 of the main body 10 flows through the lower flow path 21, then flows through the side flow path 22, and then flows through the upper flow path 23. The lower flow path 21 is configured to be longer than the side flow path 22, and the upper flow path 23 is configured to be longer than the lower flow path 21 and the side flow path 22. The lower flow path 21 is configured with a length of 1000 mm or more and 1500 mm or less, for example. The side flow path 22 is configured with a length of 200 mm or more and 700 mm or less, for example. The upper flow path 23 has a length of 1600 mm or more and 2000 mm or less, for example.
以上のように、排気ガスが下方に流通する流路である下方流路２１と、排気ガスが上方に流通する流路である上方流路２３と、を排気部２０が備える、炭化炉１では、下方流路２１と上方流路２３とを排気部２０が備えることから、従来のものに比べて排気部２０内での排気ガスの滞留時間を長くすることができ、排気処理部２５が従来のものに比べて低い性能で小型なものであっても排気ガスを十分に処理することができる。
したがって、炭化炉１によれば、排気ガスを十分に処理することができるものを、従来のものと比べて小型で安価に構成することができる。
As described above, in the carbonization furnace 1 in which the exhaust unit 20 includes the lower flow path 21 that is a flow path through which exhaust gas flows downward and the upper flow path 23 that is a flow path through which exhaust gas flows upward. Since the exhaust section 20 includes the lower flow path 21 and the upper flow path 23, the residence time of the exhaust gas in the exhaust section 20 can be made longer than that of the conventional one, and the exhaust processing section 25 is conventionally provided. Even if it is a small one with low performance compared to the above, exhaust gas can be sufficiently processed.
Therefore, according to the carbonization furnace 1, what can fully process exhaust gas can be comprised small and cheaply compared with a conventional one.
以上のように、排気部２０の下方流路２１が、側方流路２２および上方流路２３の上方流路２３の上流側に配置される、炭化炉１では、排気部２０に流入した排気ガスは、下方に流通したのち側方に流通して上方に流通することから、従来のものに比べて排気部２０内での排気ガスの流路を複雑なものとして排気ガスの滞留時間を長くすることができ、排気処理部２５が従来のものに比べて低い性能で小型なものであっても排気ガスを十分に処理することができる。
したがって、炭化炉１によれば、排気ガスを十分に処理することができるものを、従来のものと比べて小型で安価に構成することができる。
As described above, in the carbonization furnace 1 in which the lower flow path 21 of the exhaust section 20 is disposed on the upstream side of the upper flow path 23 of the side flow path 22 and the upper flow path 23, the exhaust gas that has flowed into the exhaust section 20 Since the gas circulates downward and then circulates to the side and then upwards, the exhaust gas passage in the exhaust part 20 is made more complex than the conventional one, and the residence time of the exhaust gas is increased. Therefore, even if the exhaust processing unit 25 is smaller in performance and lower than the conventional one, the exhaust gas can be sufficiently processed.
Therefore, according to the carbonization furnace 1, what can fully process exhaust gas can be comprised small and cheaply compared with a conventional one.
炭化炉１の排気部２０は、上流側排気管２４と、排気処理部２５と、下流側排気管２６と、排気ファン２７と、備える。排気部２０は、排気ファン２７が駆動することによって、本体１０から流入した排気ガスが、上流側排気管２４内を流通して、排気処理部２５内によって排気処理されて、下流側排気管２６を流通して排気される。 The exhaust section 20 of the carbonization furnace 1 includes an upstream exhaust pipe 24, an exhaust processing section 25, a downstream exhaust pipe 26, and an exhaust fan 27. When the exhaust fan 27 is driven in the exhaust unit 20, the exhaust gas flowing in from the main body 10 circulates in the upstream exhaust pipe 24 and is exhausted in the exhaust processing unit 25. It is exhausted through circulation.
炭化炉１の排気部２０の上流側排気管２４は、排気ガスが流通する排気管であり、排気処理部２５および下流側排気管２６よりも、排気部２０における排気ガスの流通方向の上流側に配置される。上流側排気管２４の一端部は、本体１０に接続されて、本体１０（本体１０の熱分解炉１１）から排気ガスが流入する。上流側排気管２４内には、約１００℃から２００℃の排気ガスが流入する。上流側排気管２４の他端部は、排気処理部２５に接続されて、上流側排気管２４内を流通する排気ガスが排気処理部２５に流出する。上流側排気管２４は、正面視略Ｌ字状に構成される。上流側排気管２４は、本体１０の熱分解炉１１から側方に延出するとともに中途部において９０度に屈曲して下方に延出して排気処理部２５に接続される。 The upstream exhaust pipe 24 of the exhaust section 20 of the carbonization furnace 1 is an exhaust pipe through which exhaust gas flows, and is upstream of the exhaust processing section 25 and the downstream exhaust pipe 26 in the exhaust gas flow direction in the exhaust section 20. Placed in. One end of the upstream side exhaust pipe 24 is connected to the main body 10, and exhaust gas flows from the main body 10 (the pyrolysis furnace 11 of the main body 10). An exhaust gas of about 100 ° C. to 200 ° C. flows into the upstream exhaust pipe 24. The other end of the upstream side exhaust pipe 24 is connected to the exhaust processing unit 25, and the exhaust gas flowing through the upstream side exhaust pipe 24 flows out to the exhaust processing unit 25. The upstream side exhaust pipe 24 is configured in a substantially L shape in front view. The upstream exhaust pipe 24 extends laterally from the pyrolysis furnace 11 of the main body 10, bends at 90 degrees in the middle portion, extends downward, and is connected to the exhaust processing unit 25.
炭化炉１の排気部２０の排気処理部２５は、触媒ヒータ２８を備え、排気ガス内の有害な物質が排気されないように排気ガスを処理する。排気処理部２５は、複数個の電気ヒータを備え、排気処理部２５内の温度を約４００℃から５００℃に加温して、上流側排気管２４から流入して排気処理部２５内を流通する排気ガス中の有害物質（例えば、アンモニア、一酸化炭素等）を処理する。排気処理部２５内では、排気ガスが下方に流通する。 The exhaust processing unit 25 of the exhaust unit 20 of the carbonization furnace 1 includes a catalyst heater 28 and processes the exhaust gas so that harmful substances in the exhaust gas are not exhausted. The exhaust processing unit 25 includes a plurality of electric heaters, warms the temperature in the exhaust processing unit 25 from about 400 ° C. to 500 ° C., flows from the upstream exhaust pipe 24, and circulates in the exhaust processing unit 25. Treat harmful substances (for example, ammonia, carbon monoxide, etc.) in exhaust gas. In the exhaust treatment unit 25, exhaust gas flows downward.
炭化炉１の排気部２０の下流側排気管２６は、排気ガスが流通する排気管であり、排気処理部２５および上流側排気管２４よりも、排気部２０における排気ガスの流通方向の下流側に配置される。下流側排気管２６の一端部は、排気処理部２５に接続されて、排気処理部２５から排気ガスが流入する。下流側排気管２６の他端部は、排気口として構成されて、排気ガスが流出する。下流側排気管２６からは、２００℃未満（約１５０℃から２００℃）の排気ガスが流出する。下流側排気管２６は、側面視略Ｊ字状に構成される。下流側排気管２６は、排気処理部２５から下方に延出するとともに下端部において後方（側方）に延出しさらに後端部において９０度屈曲して上方に延出する。 The downstream exhaust pipe 26 of the exhaust section 20 of the carbonization furnace 1 is an exhaust pipe through which exhaust gas flows, and is downstream of the exhaust processing section 25 and the upstream exhaust pipe 24 in the exhaust gas flow direction in the exhaust section 20. Placed in. One end of the downstream exhaust pipe 26 is connected to the exhaust processing unit 25, and exhaust gas flows from the exhaust processing unit 25. The other end portion of the downstream side exhaust pipe 26 is configured as an exhaust port, and exhaust gas flows out. From the downstream exhaust pipe 26, exhaust gas of less than 200 ° C. (about 150 ° C. to 200 ° C.) flows out. The downstream side exhaust pipe 26 is configured in a substantially J shape in a side view. The downstream exhaust pipe 26 extends downward from the exhaust processing unit 25, extends rearward (side) at the lower end portion, and further bends 90 degrees at the rear end portion and extends upward.
炭化炉１の排気部２０では、上流側排気管２４の一部（下方に延出する部分）と排気処理部２５と下流側排気管２６の一部（下方に延出する部分）とで、下方流路２１が構成される。排気処理部２５は、下方流路２１の中途部に配置される。
排気部２０では、下流側排気管２６の一部（後方に延出する部分）で、側方流路２２が構成される。
排気部２０では、下流側排気管２６の一部（上方に延出する部分）で、上方流路２３が構成される。
In the exhaust part 20 of the carbonization furnace 1, a part of the upstream exhaust pipe 24 (part extending downward), a part of the exhaust treatment part 25 and a part of the downstream exhaust pipe 26 (part extending downward), A lower flow path 21 is configured. The exhaust processing unit 25 is disposed in the middle of the lower flow path 21.
In the exhaust part 20, the side flow path 22 is configured by a part of the downstream exhaust pipe 26 (part extending rearward).
In the exhaust part 20, the upper flow path 23 is configured by a part (a part extending upward) of the downstream side exhaust pipe 26.
以上のように、排気部２０の排気処理部２５が下方流路２１の中途部に配置される、炭化炉１では、排気処理部２５内を排気ガスが下方に流通することから、従来のものに比べて排気処理部２５内での排気ガスの滞留時間を長くすることができ、排気処理部２５が従来のものに比べて低い性能で小型なものであっても排気ガスを十分に処理することができる。
したがって、炭化炉１によれば、排気ガスを十分に処理することができるものを、従来のものと比べて小型で安価に構成することができる。
As described above, in the carbonization furnace 1 in which the exhaust treatment unit 25 of the exhaust unit 20 is disposed in the middle of the lower flow path 21, the exhaust gas flows downward in the exhaust treatment unit 25, so that the conventional one Compared to the above, the residence time of the exhaust gas in the exhaust treatment unit 25 can be lengthened, and even if the exhaust treatment unit 25 is smaller and smaller in performance than the conventional one, the exhaust gas is sufficiently processed. be able to.
Therefore, according to the carbonization furnace 1, what can fully process exhaust gas can be comprised small and cheaply compared with a conventional one.
以上のように、排気部２０の上流側排気管２４が、本体１０の熱分解炉１１の上部に接続されて排気部２０内に流入した排気ガスを下方に流通させる、炭化炉１では、排気ガスの流路を長くして排気部２０内での排気ガスの滞留時間を長くすることができる。 As described above, in the carbonization furnace 1 in which the upstream side exhaust pipe 24 of the exhaust part 20 is connected to the upper part of the pyrolysis furnace 11 of the main body 10 and distributes the exhaust gas flowing into the exhaust part 20 downward. The residence time of the exhaust gas in the exhaust part 20 can be increased by lengthening the gas flow path.
以上のように、排気部２０の下流側排気管２６の下端部が、本体１０の熱分解炉１１よりも下方に位置し、下流側排気管２６の上端部が、本体１０の熱分解炉１１の上端部よりも上方に位置する、炭化炉１では、排気ガスの流路を長くして排気部２０内での排気ガスの滞留時間を長くすることができる。 As described above, the lower end portion of the downstream exhaust pipe 26 of the exhaust portion 20 is positioned below the pyrolysis furnace 11 of the main body 10, and the upper end portion of the downstream exhaust pipe 26 is positioned at the pyrolysis furnace 11 of the main body 10. In the carbonization furnace 1 positioned above the upper end of the exhaust gas, the exhaust gas flow path can be lengthened to extend the residence time of the exhaust gas in the exhaust part 20.
１ 炭化炉
１０ 本体
１１ 熱分解炉
１３ 熱伝導ヒータ
１４ 赤外線層
１５ 撹拌装置
１６ オゾンガス室
１７ 循環ファン
２０ 排気部
２１ 下方流路
２２ 側方流路
２３ 上方流路
２４ 上流側排気管
２５ 排気処理部
２６ 下流側排気管
２７ 触媒ヒータ
DESCRIPTION OF SYMBOLS 1 Carbonization furnace 10 Main body 11 Pyrolysis furnace 13 Heat conduction heater 14 Infrared layer 15 Stirrer 16 Ozone gas chamber 17 Circulating fan 20 Exhaust part 21 Lower flow path 22 Side flow path 23 Upper flow path 24 Upstream exhaust pipe 25 Exhaust treatment part 26 Downstream exhaust pipe 27 Catalytic heater
Claims (3)
前記廃棄物を熱分解処理したときに生じる排気ガスを排気する排気部を備え、
前記排気部は、有害な物質が排気されないように前記排気ガスを処理する排気処理部と、前記排気ガスが下方に流通する流路である下方流路と、前記排気ガスが上方に流通する流路である上方流路と、を備える、
炭化炉。 A carbonization furnace for pyrolyzing and carbonizing waste,
An exhaust part for exhausting exhaust gas generated when the waste is subjected to thermal decomposition treatment;
The exhaust section includes an exhaust processing section that processes the exhaust gas so that harmful substances are not exhausted, a lower flow path that is a flow path through which the exhaust gas flows, and a flow through which the exhaust gas flows upward. An upper flow path that is a road,
Carbonization furnace.
請求項１に記載の炭化炉。 The lower flow path of the exhaust part is disposed on the upstream side of the upper flow path,
The carbonization furnace according to claim 1.
請求項１または請求項２に記載の炭化炉。 The exhaust treatment part of the exhaust part is disposed in the middle part of the lower flow path,
The carbonization furnace according to claim 1 or 2.
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