JPH06104829B2 - Analysis method for cleaning effect of coke oven furnace lid groove - Google Patents
Analysis method for cleaning effect of coke oven furnace lid grooveInfo
- Publication number
- JPH06104829B2 JPH06104829B2 JP17495789A JP17495789A JPH06104829B2 JP H06104829 B2 JPH06104829 B2 JP H06104829B2 JP 17495789 A JP17495789 A JP 17495789A JP 17495789 A JP17495789 A JP 17495789A JP H06104829 B2 JPH06104829 B2 JP H06104829B2
- Authority
- JP
- Japan
- Prior art keywords
- cleaning effect
- coke oven
- furnace lid
- groove
- knife edge
- 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 - Lifetime
Links
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は、コークス炉炉蓋のナイフエッジ溝部に付着し
たカーボン、タール、ピッチ等の付着物の掃除効果を定
量的に把握するための分析方法に関するものである。DETAILED DESCRIPTION OF THE INVENTION [Industrial field of use] The present invention is an analysis for quantitatively grasping the cleaning effect of deposits such as carbon, tar and pitch attached to the knife edge groove portion of the coke oven furnace lid. It is about the method.
従来、コークス炉炉蓋のナイフエッジ溝部内に付着した
タール等の付着物の付着形状、付着厚さ、付着面積等を
定量的に測定する方法はなく、作業者の目視による観察
によって行われていた。Conventionally, there is no method to quantitatively measure the adhesion shape, adhesion thickness, adhesion area, etc. of deposits such as tar deposited in the knife edge groove part of the coke oven furnace lid, and it is performed by visual observation by the operator. It was
目視観察による方法では、例えば付着形状観察の場合、
均一な付着形状であるとか、山形の付着形状である等、
また、付着面積の場合、多い、少ない、或いは溝部内の
2/3程度といった具合に、様々な抽象的な表現で判定さ
れており、定量的に測定されていなかったため、数値的
な記録として再現してコークス炉炉蓋溝部掃除装置によ
る掃除効果を定量的に評価すること等ができなかった。In the method by visual observation, for example, when observing the adhered shape,
It has a uniform attachment shape, a mountain-shaped attachment shape, etc.
In addition, in the case of the adhered area, it may be large, small, or inside the groove.
It was judged by various abstract expressions such as about 2/3, and it was not measured quantitatively, so it was reproduced as a numerical record to quantitatively measure the cleaning effect by the coke oven furnace lid groove cleaning device. Could not be evaluated.
本発明は前記課題を解決するためになしたもので、掃除
効果を定量的に把握し、コークス炉炉蓋溝部掃除装置の
自動化、無人化を可能とするものである。The present invention has been made to solve the above problems, and it is possible to quantitatively grasp the cleaning effect and to automate and unmanner the coke oven furnace lid groove cleaning device.
本発明に係るコークス炉炉蓋溝部の掃除効果分析方法
は、コークス炉炉蓋のナイフエッジ溝部の掃除の前後に
おいて、次の式 但し、A0:ナイフエッジ溝部の断面積（＝溝部底面から
のナイフエッジ高さ×溝部幅） A:ナイフエッジ溝部内の付着物の平均面積（＝付着面
積） に基づいて平均閉塞率を求め、掃除効果を判断すること
を特徴としており、かかる構成によって前記目的を達成
するものである。The cleaning effect analysis method for the coke oven furnace lid groove portion according to the present invention is performed by the following equation before and after cleaning the knife edge groove portion of the coke oven furnace lid. However, A 0 : Cross-sectional area of knife edge groove (= knife edge height from groove bottom x groove width) A: Average blockage rate is calculated based on the average area of deposits in the knife edge groove (= deposition area) The cleaning effect is determined, and the above-mentioned object is achieved by such a configuration.
以下、本発明の一実施例を図面に沿って説明する。 An embodiment of the present invention will be described below with reference to the drawings.
第１図に示す通りレーザー投光器１（HeNeレーザー等）
から投射される光を特殊拡散レンズ２により扇形に広げ
て炉蓋３のナイフエッジ溝部４内に照射する。照射され
た部分（測定点）からの反射光を特殊集光レンズ５によ
り捕捉し、受光器６（２次元イメージセンサーカメラ）
により受光する。この受光器６の受光素子は水平（Ｈ）
×垂直（Ｖ）の解像度を有したフォトダイオードアレイ
であるから、第２図に示すような付着物の付着形状イメ
ージが得られると共に、各測定点での形状信号（Ｈ×
Ｖ）が出力される。As shown in Fig. 1, laser projector 1 (HeNe laser, etc.)
The light projected from is spread in a fan shape by the special diffusion lens 2 and is radiated into the knife edge groove portion 4 of the furnace lid 3. The reflected light from the irradiated portion (measurement point) is captured by the special condenser lens 5, and the light receiver 6 (two-dimensional image sensor camera)
To receive light. The light receiving element of this light receiver 6 is horizontal (H)
× Since the photodiode array has a vertical (V) resolution, an image of the shape of the adhered substance as shown in Fig. 2 can be obtained, and the shape signal (H ×
V) is output.
第３図に示す如く、前記形状信号（Ｈ×Ｖ）は距離計ユ
ニット７に入力され、該ユニット７内においてデジタル
処理されて形状データが出力される。この形状データは
データ処理器８（CPU）に入力され、該処理器８内にお
いて演算処理されて付着形状及び付着面積が求められ
る。As shown in FIG. 3, the shape signal (H × V) is input to the rangefinder unit 7 and digitally processed in the unit 7 to output shape data. This shape data is input to the data processor 8 (CPU) and is subjected to arithmetic processing in the processor 8 to obtain the attached shape and the attached area.
これを詳細に説明すれば、受光器６から各測定点での形
状信号が距離計ユニット７に入力されると、第４図に示
す如く、各測定値（０、V0）、（H1、V1）、・・・、
（Hn、Vn）及びレーザー投光器１からナイフエッジ先端
までの距離VAが演算され、形状データとして出力され
る。この形状データがデータ処理器８に入力されると、
予め入力設定してある次式 Ｖ′＝VB＋VA−Vn ……（１） 但し、Ｖ′：各測定点での付着物厚さ VA:レーザー投光器からナイフエッジ先端までの距離 VB:溝部底面からのナイフエッジ高さ（一定、予め入力
済み） Vn:レーザー投光器から各測定点までの距離 に基づいて各測定点での付着物厚さが演算され、付着形
状が求められると共に、各測点での付着物厚さの平均を
求め、平均付着物厚さ（Va′）と溝部幅とを掛けること
によって付着面積が求められる。尚、各測定点での付着
物厚さを長さとし、測定点のピッチを幅として各長方形
の面積を演算し、その総和を演算しても良い。This will be described in detail. When the shape signal at each measurement point is input to the rangefinder unit 7 from the light receiver 6, as shown in FIG. 4, each measurement value (0, V 0 ), (H 1 , V 1 ), ...,
(Hn, Vn) and the distance V A from the laser projector 1 to the knife edge tip are calculated and output as shape data. When this shape data is input to the data processor 8,
Advance by entering set Aru equation V '= V B + V A -Vn ...... (1) where, V': deposit thickness V A at each measurement point the distance from the laser projector to a knife-edge tip V B : Knife edge height from the bottom of the groove (constant, pre-entered) Vn: The thickness of the deposit at each measurement point is calculated based on the distance from the laser projector to each measurement point, and the adhesion shape is calculated. The average of the deposit thickness at each measurement point is obtained, and the average deposit thickness (Va ′) is multiplied by the groove width to obtain the deposit area. The thickness of the deposit at each measurement point may be taken as the length, the area of each rectangle may be calculated with the pitch of the measurement points as the width, and the sum of them may be calculated.
さらに、前記データ処理器８には、次の２式 但し、A0:ナイフエッジ溝部の断面積（一定、予め入力
済み） A:ナイフエッジ溝部内の付着物の平均断面積（付着面
積） 但し、B0:掃除前の平均閉塞率 B:掃除後の平均平塞率 が入力設定さており、前述のように付着面積が演算され
ると、（２）式に基づいて平均閉塞率が演算される。Further, the data processor 8 has the following two equations. However, A 0 : Cross-sectional area of knife edge groove (constant, already entered) A: Average cross-sectional area of deposit in knife edge groove (adhesion area) However, B 0 : Average blockage rate before cleaning B: Average average blockage rate after cleaning is set as input, and when the adhesion area is calculated as described above, the average blockage rate is calculated based on equation (2). To be done.
このようにして、炉蓋３のナイフエッジ溝部４内の掃除
前後で夫々の平均閉塞率B0、Ｂが求められると、（３）
式に基づいて平均改善率が演算されるから、平均改善率
の基準値を設定して、求めた平均改善率が基準値以上で
あれば掃除効果があり、なしと判断することが可能とな
る。In this way, when the average obstruction rates B 0 and B before and after cleaning the inside of the knife edge groove portion 4 of the furnace lid 3 are obtained, (3)
Since the average improvement rate is calculated based on the formula, it is possible to set a reference value for the average improvement rate, and if the obtained average improvement rate is greater than or equal to the reference value, there is a cleaning effect and it can be determined that there is no effect. .
次に実験結果を別表に示す。尚、同表の実験No.1、２、
５は付着物が軟らかいタール状で付着量は少ない場合、
実験No.3、９は付着物が微粉コークス状の場合、実験N
o.6は付着物が微粉コークス状及びタールの場合、実験N
o.4は固着カーボン及びタールの場合、実験No.7は付着
物が固着タールで多量の場合、実験No.8は付着物が軟ら
かいタールの場合であり、平均閉塞率B0は掃除前におけ
る付着物の付着度合いを示している。Next, the experimental results are shown in a separate table. In addition, Experiment Nos. 1 and 2 in the table
5 is when the deposit is soft tar-like and the deposit amount is small,
Experiment Nos. 3 and 9 are for Experiment N when the deposits are in the form of fine coke.
o.6: Experiment N when the deposits are fine coke and tar
o.4 is the case of adhered carbon and tar, Experiment No. 7 is the case where the adhered matter is a large amount of adhered tar, Experiment No. 8 is the case where the adhered matter is soft, and the average blockage ratio B 0 is before cleaning. The degree of adhesion of the adhered matter is shown.
この別表によれば、データ処理器８において、掃除前後
における平均閉塞率B0、Ｂ（％）を演算して求められた
平均改善率92.2％以上の実験No.1、２、３、５、６、９
は、仮に基準値90％の場合、充分な掃除効果があったと
判断され、基準値を満たさなかった実験No.4、７、８に
ついては掃除効果なしと判断され、いずれの場合にも表
示がなされると共に、掃除効果なしではコークス炉炉蓋
溝部掃除装置に作動指令が自動的に発せられるようにす
る等の後処理が可能となる。 According to the attached table, in the data processor 8, the average blockage rates B 0 and B (%) before and after the cleaning were calculated, and the average improvement rate 92.2% or more was obtained. 6, 9
If the reference value is 90%, it is judged that there was a sufficient cleaning effect, and Experiment Nos. 4, 7, and 8 that did not meet the reference value were judged to have no cleaning effect. At the same time, without any cleaning effect, it is possible to perform post-processing such as automatically issuing an operation command to the coke oven furnace lid groove cleaning device.
以上の通り、本発明は、一定の演算式に基づき求める平
均閉塞率という概念を採用し、掃除前の平均閉塞率から
掃除を行うか否かを判断できると共に、掃除の前後にお
ける平均閉塞率から掃除効果の定量的な把握を行って掃
除効果が充分あったか否かを判断できるから、測定機構
の採用と相俟ってコークス炉炉蓋溝部掃除装置の自動
化、無人化を容易に可能とするものである。As described above, the present invention adopts the concept of the average blockage rate obtained based on a certain arithmetic expression, can determine whether or not to perform the cleaning from the average blockage rate before cleaning, and from the average blockage rate before and after cleaning. Since the cleaning effect can be quantitatively grasped to judge whether or not the cleaning effect is sufficient, it is possible to easily automate and unattend the coke oven lid groove cleaning device in combination with the adoption of the measuring mechanism. Is.
第１図は本発明方法実施用の測定機構の一例を示す概念
図、第２図は同測定機構によって得られた付着物の付着
形状イメージを示す線図、第３図は形状信号の伝達から
形状データの処理に至る系統図、第４図はデータ処理方
法の説明図である。 １……レーザー投光器、２……特殊拡散レンズ、 ３……炉蓋、４……ナイフエッジ溝部、 ５……特殊集光レンズ、６……受光器、 ７……距離計ユニット、 ８……データ処理器（CPU）．FIG. 1 is a conceptual diagram showing an example of a measuring mechanism for carrying out the method of the present invention, FIG. 2 is a diagram showing an image of the adhered shape of an adherent obtained by the measuring mechanism, and FIG. FIG. 4 is a system diagram for processing the shape data, and FIG. 4 is an explanatory diagram of the data processing method. 1 ... Laser projector, 2 ... Special diffusion lens, 3 ... Furnace lid, 4 ... Knife edge groove part, 5 ... Special condensing lens, 6 ... Light receiver, 7 ... Distance measuring unit, 8 ... Data processor (CPU).
Claims (1)
の前後において、次の式 但し、A0:ナイフエッジ溝部の断面積（＝溝部底面から
のナイフエッジ高さ×溝部幅） A:ナイフエッジ溝部内の付着物の平均面積（＝付着面
積） に基づいて平均閉塞率を求め、掃除効果を判断すること
を特徴とするコークス炉炉蓋溝部の掃除効果分析方法。1. A coke oven before and after cleaning a knife edge groove portion of a furnace lid, the following formula: However, A 0 : Cross-sectional area of knife edge groove (= knife edge height from groove bottom x groove width) A: Average blockage rate is calculated based on the average area of deposits in the knife edge groove (= deposition area) And a cleaning effect analysis method for a coke oven furnace lid groove, which is characterized by determining a cleaning effect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17495789A JPH06104829B2 (en) | 1989-07-06 | 1989-07-06 | Analysis method for cleaning effect of coke oven furnace lid groove |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP17495789A JPH06104829B2 (en) | 1989-07-06 | 1989-07-06 | Analysis method for cleaning effect of coke oven furnace lid groove |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0339390A JPH0339390A (en) | 1991-02-20 |
| JPH06104829B2 true JPH06104829B2 (en) | 1994-12-21 |
Family
ID=15987698
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP17495789A Expired - Lifetime JPH06104829B2 (en) | 1989-07-06 | 1989-07-06 | Analysis method for cleaning effect of coke oven furnace lid groove |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH06104829B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7706332B2 (en) | 1995-06-30 | 2010-04-27 | Interdigital Technology Corporation | Method and subscriber unit for performing power control |
| US7903613B2 (en) | 1995-06-30 | 2011-03-08 | Interdigital Technology Corporation | Code division multiple access (CDMA) communication system |
| US7929498B2 (en) | 1995-06-30 | 2011-04-19 | Interdigital Technology Corporation | Adaptive forward power control and adaptive reverse power control for spread-spectrum communications |
| US8737363B2 (en) | 1995-06-30 | 2014-05-27 | Interdigital Technology Corporation | Code division multiple access (CDMA) communication system |
-
1989
- 1989-07-06 JP JP17495789A patent/JPH06104829B2/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7706332B2 (en) | 1995-06-30 | 2010-04-27 | Interdigital Technology Corporation | Method and subscriber unit for performing power control |
| US7903613B2 (en) | 1995-06-30 | 2011-03-08 | Interdigital Technology Corporation | Code division multiple access (CDMA) communication system |
| US7929498B2 (en) | 1995-06-30 | 2011-04-19 | Interdigital Technology Corporation | Adaptive forward power control and adaptive reverse power control for spread-spectrum communications |
| US8737363B2 (en) | 1995-06-30 | 2014-05-27 | Interdigital Technology Corporation | Code division multiple access (CDMA) communication system |
| US9564963B2 (en) | 1995-06-30 | 2017-02-07 | Interdigital Technology Corporation | Automatic power control system for a code division multiple access (CDMA) communications system |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0339390A (en) | 1991-02-20 |
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