JP2909636B2 - Odor and smoke measurement device when heating materials - Google Patents
Odor and smoke measurement device when heating materialsInfo
- Publication number
- JP2909636B2 JP2909636B2 JP2945390A JP2945390A JP2909636B2 JP 2909636 B2 JP2909636 B2 JP 2909636B2 JP 2945390 A JP2945390 A JP 2945390A JP 2945390 A JP2945390 A JP 2945390A JP 2909636 B2 JP2909636 B2 JP 2909636B2
- Authority
- JP
- Japan
- Prior art keywords
- odor
- detector
- smoke
- temperature
- heating
- 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.)
- Expired - Fee Related
Links
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- Investigating Or Analyzing Materials Using Thermal Means (AREA)
- Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 この発明は種々の物質(以下材料と言う)を加熱する
際に生じる臭いと煙の量を測定する装置に関するもので
ある。Description: TECHNICAL FIELD The present invention relates to an apparatus for measuring the amount of odor and smoke generated when heating various substances (hereinafter referred to as materials).
従来、プラスチックなどの材料の難燃性を測定するた
めに測定材料を加熱し、その時の煙濃度を測定し発煙係
数を求める発煙性能試験器が知られていた。2. Description of the Related Art Conventionally, there has been known a fuming performance tester which heats a measuring material in order to measure the flame retardancy of a material such as plastic, measures the smoke concentration at that time, and obtains a fuming coefficient.
一方、最近、火災を初期段階で検出するために煙が発
生する前に生ずる臭いを検出する試みが進められてい
る。On the other hand, recently, in order to detect a fire at an early stage, attempts have been made to detect an odor generated before smoke is generated.
しかし、臭いを検出する素子自体が開発段階なので適
当な測定装置がなかった。However, there was no suitable measuring device because the element for detecting odor itself was in the development stage.
この発明は、上記の点に鑑み材料が何度℃で臭いを発
生し何度℃で発煙するかが測定できる材料加熱時の臭い
と煙の測定装置を得ることを目的としたもので、清浄空
気が供給される容器内に、測定材料を載せる試料台と、
試料台の測定材料を順次加熱する温度制御手段と、その
ときに発生する臭いと煙を検出する臭い検出器と煙検出
器とを備えたことを特徴とするものである。SUMMARY OF THE INVENTION The present invention has been made in view of the above circumstances, and has an object to obtain an odor and smoke measurement device for heating a material, which can measure how many degrees of odor the material emits at 0 ° C and how many smokes are emitted at 0 ° C. A sample stage for placing the measurement material in a container to which air is supplied,
It is characterized by comprising temperature control means for sequentially heating the measurement material on the sample stage, and an odor detector and a smoke detector for detecting odor and smoke generated at that time.
清浄空気が供給されている容器内で、加熱手段により
材料が順次加熱され、各段階における材料温度と、その
ときの臭い検出器と煙検出器の出力とが記録、表示され
る。また臭い検出器と煙検出器が設けられているので、
加熱温度領域内で主に臭いが発生しているか煙が発生し
てるかが分かる。The material is sequentially heated by the heating means in the container to which the clean air is supplied, and the temperature of the material at each stage and the outputs of the odor detector and the smoke detector at that time are recorded and displayed. In addition, since an odor detector and a smoke detector are provided,
It can be seen whether odor or smoke is mainly generated in the heating temperature range.
以下、この発明の一実施例を図面により説明する。 Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
第1図において、1は測定装置本体で、吸気口2と排
気口3とを備え、吸気口2には吸気ファン4と防塵フィ
ルタとしてのHEPAフィルタ5と臭い除去フィルタの活性
炭6とが設けられている。In FIG. 1, reference numeral 1 denotes a main body of a measuring apparatus, which is provided with an intake port 2 and an exhaust port 3, and the intake port 2 is provided with an intake fan 4, a HEPA filter 5 as a dustproof filter, and an activated carbon 6 as an odor removing filter. ing.
7は試料台、8は臭い発生容器で吸気孔9を備え、容
器内にはヒータ10と熱電対11と、酸化第二錫を検出素子
とした臭い検出器12と煙検出器としてのパーティクルカ
ウンタ13が設けられている。Reference numeral 7 denotes a sample table, 8 denotes an odor generating container provided with an air inlet 9, and a heater 10, a thermocouple 11, an odor detector 12 using stannic oxide as a detecting element, and a particle counter as a smoke detector. 13 are provided.
14は温度コントローラで、加熱手段としてのヒータ10
と温度検出手段としての熱電対11とで温度制御手段が構
成される。14 is a temperature controller, which is a heater 10 as a heating means.
Temperature control means is constituted by the thermocouple 11 as the temperature detection means.
15は制御装置で、上記臭い検出器12,パーティクルカ
ウンタ13および温度コントローラ14と接続されている。A control device 15 is connected to the odor detector 12, the particle counter 13, and the temperature controller 14.
制御装置15は、マイクロプロセッサ16と記憶装置とし
てのROM17とRAM18と臭い検出器12,パーティクルカウン
タ13および温度コントローラ14間の信号の授受を行うイ
ンタフェース19と表示器20とそのインタフェース21とで
構成される。The control device 15 includes a microprocessor 16, ROM 17 and RAM 18 as storage devices, an interface 19 for transmitting and receiving signals between the odor detector 12, the particle counter 13, and the temperature controller 14, a display 20, and an interface 21 thereof. You.
上記ROM17は、マイクロプロセッサ16により本装置全
体を制御するプログラムが記憶されたプログラム記憶領
域171と後記する各種定数T1S,T2S,T3L,T3U等が記憶され
えた定数記憶領域172とを備えている。The ROM 17 includes a program storage area 171 in which a program for controlling the entire apparatus by the microprocessor 16 is stored, and a constant storage area 172 in which various constants T1S, T2S, T3L, T3U described later are stored.
RAM18は、ワーク領域181と検出器の出力データを記憶
するセンサデータ記憶領域182とパーティクルカウンタ1
3の出力の急上昇時の臭い検出器の出力を記憶する領域1
83と臭い検出器12の出力の急上昇時のパーティクルカウ
ンタ13の出力を記憶する領域184とを備えている。The RAM 18 has a work area 181, a sensor data storage area 182 for storing detector output data, and a particle counter 1.
Area 1 for storing the output of the odor detector when the output rises rapidly
83 and an area 184 for storing the output of the particle counter 13 when the output of the odor detector 12 rises sharply.
上記のように構成された装置の動作について、第3図
(a,b)のフローチャートを使用して説明する。The operation of the apparatus configured as described above will be described with reference to the flowchart of FIG. 3 (a, b).
容器8を開け、測定材料22をヒータ10上に載せる。そ
して制御装置15の起動ボタンを押す(図示せず)。The container 8 is opened, and the measurement material 22 is placed on the heater 10. Then, a start button of the control device 15 is pressed (not shown).
すると制御装置15が初期化され、吸気ファン4が起動
し装置1内の換気が開始され、先ずインターフェス19を
介してパーティクルカウンタ13および臭い検出器12から
の出力DATA10,DATA20(図面には単にDATA1,DATA2と表示
する)がそれぞれRAM18のワーク領域181に一時記憶され
る(ステップ1,2)。これらデータDATA10,DATA20は、RO
M17の定数領域172に記憶された初期条件T1S,T2Sと比較
され、パーティクルカウンタ13の出力DATA10と臭い検出
器12の出力DATA20が初期条件以下であれば、臭い発生容
器8内が試験環境にあるとして温度コントローラ14の熱
電対11から材料温度DATA30(図面では単にDATA3と表示
する)を読み込む(ステップ3,4)。Then, the control device 15 is initialized, the intake fan 4 is started, and the ventilation in the device 1 is started. First, the outputs DATA10, DATA20 from the particle counter 13 and the odor detector 12 via the interface 19 (in FIG. DATA1 and DATA2 are temporarily stored in the work area 181 of the RAM 18 (steps 1 and 2). These data DATA10 and DATA20 are RO
The initial conditions T1S and T2S stored in the constant area 172 of M17 are compared with each other. If the output DATA10 of the particle counter 13 and the output DATA20 of the odor detector 12 are equal to or less than the initial conditions, the inside of the odor generating container 8 is in the test environment. The material temperature DATA30 (in the drawing, simply indicated as DATA3) is read from the thermocouple 11 of the temperature controller 14 (steps 3 and 4).
試験環境にないと判断された場合は、ステップ3から
ステップ1に戻り、ステップ2,3の動作が繰り返され
る。If it is determined that it is not in the test environment, the process returns from step 3 to step 1 and the operations of steps 2 and 3 are repeated.
試験環境にあると判断されたその時の材料温度DATA30
は、ROM17の定数領域172に記憶された温度T3Lと比較さ
れ、温度T3L以下であれば、温度コントローラ14にスタ
ート命令が送られる(ステップ5,6)。Material temperature at that time determined to be in the test environment DATA30
Is compared with the temperature T3L stored in the constant area 172 of the ROM 17, and if it is equal to or lower than the temperature T3L, a start command is sent to the temperature controller 14 (steps 5 and 6).
温度コントローラ14のヒータ10により材料22が順次直
線的に加熱されるに従って、所定時間間隔でパーティク
ルカウンタ13の出力DATA10〜DATA1nと臭い検出器12の出
力DATA20〜DATA2nとその時点の材料温度DATA30〜DATA3n
とがRAM18のセンサデータ記憶領域182に記憶される(ス
テップ7〜12)。As the material 22 is sequentially and linearly heated by the heater 10 of the temperature controller 14, the outputs DATA10 to DATA1n of the particle counter 13, the outputs DATA20 to DATA2n of the odor detector 12, and the material temperatures DATA30 to DATA3n at that time are provided at predetermined time intervals.
Are stored in the sensor data storage area 182 of the RAM 18 (steps 7 to 12).
そして、材料温度が上限加熱温度T3Uに達すると、温
度コントローラ14にリセット命令が送出される(ステッ
プ11,13)。Then, when the material temperature reaches the upper limit heating temperature T3U, a reset command is sent to the temperature controller 14 (steps 11 and 13).
そして、制御装置15はROM17に記憶されたプログラム
に従って、RAM18のセンサデータ記憶領域182からパーテ
ィクルカウンタ13のDATA10とDATA11とが読み出され、Di
f1=DATA10−DATA11が演算される。Dif1がROM17の定数
記憶領域172に記憶された定数K1よりも小さいと、DATA1
0はDATA11に置き換えられて、次のデータDATA12が読み
出されDif1=DATA11−DATA12が演算さ、Dif1>K1になる
までこの動作が繰り返される(ステップ14〜18)。Then, the control device 15 reads out the DATA10 and DATA11 of the particle counter 13 from the sensor data storage area 182 of the RAM 18 according to the program stored in the ROM 17,
f1 = DATA10−DATA11 is calculated. If Dif1 is smaller than the constant K1 stored in the constant storage area 172 of the ROM 17, DATA1
0 is replaced with DATA11, the next data DATA12 is read, Dif1 = DATA11−DATA12 is calculated, and this operation is repeated until Dif1> K1 (steps 14 to 18).
ステップ15の演算結果がDif1>K1になると、その時の
臭い検出器12の出力と温度が、RAM18の記憶領域183に記
憶される(ステップ19)。When the calculation result of step 15 becomes Dif1> K1, the output and temperature of the odor detector 12 at that time are stored in the storage area 183 of the RAM 18 (step 19).
また同様にしてRAM18のセンサデータ記憶領域182の臭
い検出器12の出力データDATA20,DATA21…が順次読み出
され、Dif2=DATA20−DATA21,Dif2=DATA21−DATA22…
がDif2>K2になるまで繰り返される(ステップ20〜2
4)。Similarly, output data DATA20, DATA21,... Of the odor detector 12 in the sensor data storage area 182 of the RAM 18 are sequentially read, and Dif2 = DATA20-DATA21, Dif2 = DATA21-DATA22,.
Is repeated until Dif2> K2 (Steps 20 to 2
Four).
ステップ21の演算結果がDif2>K2になると、その時の
パーティクルカウンタ13の出力と温度が、RAM18の記憶
領域184に記憶される。When the calculation result of step 21 becomes Dif2> K2, the output and temperature of the particle counter 13 at that time are stored in the storage area 184 of the RAM 18.
またRAM18の記憶領域182〜184に記憶さたデータは、
インターフェス21を介して表示器20に表示される(ステ
ップ25,26)。The data stored in the storage areas 182 to 184 of the RAM 18 are:
The information is displayed on the display 20 via the interface 21 (steps 25 and 26).
上記実施例では、酸化第二錫を検出素子とした臭い検
出器を例示したが、有機膜を表面に形成させた水晶振動
式の臭い検出器であってもよい。In the above embodiment, an odor detector using stannic oxide as a detection element has been exemplified. However, a quartz vibration type odor detector having an organic film formed on the surface may be used.
また煙検出器としてパーティクルカウンタを例示した
が、光電式煙検出器或いはピエゾ圧電素子でもよい。Although a particle counter has been exemplified as the smoke detector, a photoelectric smoke detector or a piezoelectric element may be used.
以上のように、本発明では測定材料を順次温度上昇さ
せる加熱手段とその温度を検出する温度検出手段とから
なる温度制御手段と、そのときに発生する臭いと煙を検
出する臭い検出器と煙検出器とを備えているので、段階
的に材料の温度を上昇させながら、材料から発生する臭
いや煙の変化を温度とともに測定することができ、さら
に、何度℃で臭いを発生し何度℃で発煙するかが測定で
きる材料加熱時の臭いと煙の測定装置が得られる効果が
ある。As described above, in the present invention, the temperature control means including the heating means for sequentially increasing the temperature of the measurement material and the temperature detection means for detecting the temperature, the odor detector for detecting the odor and smoke generated at that time, and the smoke Since it is equipped with a detector, it is possible to measure the change in odor and smoke generated from the material together with the temperature while increasing the temperature of the material step by step. There is an effect of obtaining a device for measuring odor and smoke at the time of material heating, which can measure whether smoke is generated at ° C.
第1図は本発明装置の概略図、第2図はそのブロック回
路図、第3図(a,b)は、動作説明用のフローチャート
である。 1…測定装置本体、2…吸気口、3…吸気口、4…吸気
ファン、5…HEPAフィルタ、6…活性炭、7…試料台、
8…臭い発生器、9…吸気孔、10…ヒータ、11…熱電
対、12…臭い検出器、13…パーティクルカウンタ、14…
温度コントローラ、15…制御装置、16…マイクロプロセ
ッサ、17…ROM、18…RAM、19…インタフェース、20…表
示器、21…インタフェース、22…材料。FIG. 1 is a schematic diagram of the device of the present invention, FIG. 2 is a block circuit diagram thereof, and FIG. 3 (a, b) is a flowchart for explaining the operation. DESCRIPTION OF SYMBOLS 1 ... Measurement device main body, 2 ... Intake port, 3 ... Intake port, 4 ... Intake fan, 5 ... HEPA filter, 6 ... Activated carbon, 7 ... Sample stand,
8 ... Odor generator, 9 ... Inlet, 10 ... Heater, 11 ... Thermocouple, 12 ... Odor detector, 13 ... Particle counter, 14 ...
Temperature controller, 15 ... Control device, 16 ... Microprocessor, 17 ... ROM, 18 ... RAM, 19 ... Interface, 20 ... Display, 21 ... Interface, 22 ... Material.
フロントページの続き (58)調査した分野(Int.Cl.6,DB名) G01N 25/00 - 25/72 G08B 17/02 - 17/12 JICSTファイル(JOIS)Continuation of the front page (58) Field surveyed (Int. Cl. 6 , DB name) G01N 25/00-25/72 G08B 17/02-17/12 JICST file (JOIS)
Claims (5)
を載せる試料台と、該試料台の測定材料を順次温度上昇
させる加熱手段とその温度を検出する温度検出手段とか
らなる温度制御手段と、そのときに発生する臭いと煙を
検出する臭い検出器と煙検出器とを備えたことを特徴と
する材料加熱時の臭いと煙の測定装置。1. A temperature control system comprising: a sample stage on which a measurement material is placed in a container to which clean air is supplied; heating means for sequentially increasing the temperature of the measurement material on the sample stage; and temperature detection means for detecting the temperature. A odor and smoke measuring device at the time of material heating, comprising: means, an odor detector for detecting odor and smoke generated at that time, and a smoke detector.
の臭い検出器と煙検出器の出力と熱電対による温度とを
記憶する第1の記憶領域を備えた請求項1記載の材料加
熱時の臭いと煙の測定装置。2. A material heating apparatus according to claim 1, further comprising a first storage area for storing the outputs of the odor detector and the smoke detector and the temperature of the thermocouple during the sequential heating by the temperature control means. Smell and smoke measuring device.
臭い検出器の出力および温度あるいは第2の定数を越え
る煙が発生するときの煙検出器の出力および温度を記憶
する第2の記憶領域を備えた請求項1記載の材料加熱時
の臭いと煙の測定装置。3. A second memory for storing the output and temperature of the odor detector when an odor exceeding the first constant is generated or the output and temperature of the smoke detector when the smoke exceeding the second constant is generated. 2. The odor and smoke measuring device according to claim 1, further comprising a storage area.
臭い検出器、または有機膜を表面に形成させた水晶振動
式の臭い検出器である請求項1記載の材料加熱時の臭い
と煙の測定装置。4. The odor detector according to claim 1, wherein the odor detector is a odor detector using stannic oxide as a detection element or a quartz vibration type odor detector having an organic film formed on the surface. And smoke measuring device.
検出器またはピェゾ圧電式の煙検出器である請求項1記
載の材料加熱時の臭いと煙の測定装置。5. An apparatus according to claim 1, wherein the smoke detector is a particle counter, a photoelectric detector, or a piezo-piezoelectric smoke detector.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2945390A JP2909636B2 (en) | 1990-02-13 | 1990-02-13 | Odor and smoke measurement device when heating materials |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2945390A JP2909636B2 (en) | 1990-02-13 | 1990-02-13 | Odor and smoke measurement device when heating materials |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH03235047A JPH03235047A (en) | 1991-10-21 |
JP2909636B2 true JP2909636B2 (en) | 1999-06-23 |
Family
ID=12276531
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2945390A Expired - Fee Related JP2909636B2 (en) | 1990-02-13 | 1990-02-13 | Odor and smoke measurement device when heating materials |
Country Status (1)
Country | Link |
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JP (1) | JP2909636B2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5177564B2 (en) * | 2009-01-27 | 2013-04-03 | 学校法人 東洋大学 | Smell analyzer |
JP2019124643A (en) * | 2018-01-19 | 2019-07-25 | 山本 隆洋 | Odor detection device for detecting trace amount of mold odor substance, and the like |
-
1990
- 1990-02-13 JP JP2945390A patent/JP2909636B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JPH03235047A (en) | 1991-10-21 |
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