JPH0735997B2 - Liquid analyzer - Google Patents
Liquid analyzerInfo
- Publication number
- JPH0735997B2 JPH0735997B2 JP29082787A JP29082787A JPH0735997B2 JP H0735997 B2 JPH0735997 B2 JP H0735997B2 JP 29082787 A JP29082787 A JP 29082787A JP 29082787 A JP29082787 A JP 29082787A JP H0735997 B2 JPH0735997 B2 JP H0735997B2
- Authority
- JP
- Japan
- Prior art keywords
- liquid
- tube
- abs
- analysis
- pump
- 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
- 239000007788 liquid Substances 0.000 title claims description 50
- 238000004458 analytical method Methods 0.000 claims description 32
- 238000004140 cleaning Methods 0.000 claims description 16
- 235000013555 soy sauce Nutrition 0.000 claims description 9
- 235000011389 fruit/vegetable juice Nutrition 0.000 claims description 4
- 239000000523 sample Substances 0.000 description 30
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 5
- 239000012530 fluid Substances 0.000 description 4
- JVTAAEKCZFNVCJ-UHFFFAOYSA-N lactic acid Chemical compound CC(O)C(O)=O JVTAAEKCZFNVCJ-UHFFFAOYSA-N 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- WHUUTDBJXJRKMK-UHFFFAOYSA-N Glutamic acid Natural products OC(=O)C(N)CCC(O)=O WHUUTDBJXJRKMK-UHFFFAOYSA-N 0.000 description 3
- 238000007796 conventional method Methods 0.000 description 3
- 235000013922 glutamic acid Nutrition 0.000 description 3
- 239000004220 glutamic acid Substances 0.000 description 3
- 229910052757 nitrogen Inorganic materials 0.000 description 3
- 150000003839 salts Chemical class 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 235000014655 lactic acid Nutrition 0.000 description 2
- 239000004310 lactic acid Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241001672694 Citrus reticulata Species 0.000 description 1
- 238000007696 Kjeldahl method Methods 0.000 description 1
- WHUUTDBJXJRKMK-VKHMYHEASA-N L-glutamic acid Chemical compound OC(=O)[C@@H](N)CCC(O)=O WHUUTDBJXJRKMK-VKHMYHEASA-N 0.000 description 1
- JVTAAEKCZFNVCJ-UHFFFAOYSA-M Lactate Chemical compound CC(O)C([O-])=O JVTAAEKCZFNVCJ-UHFFFAOYSA-M 0.000 description 1
- 238000002835 absorbance Methods 0.000 description 1
- 235000013334 alcoholic beverage Nutrition 0.000 description 1
- 235000013405 beer Nutrition 0.000 description 1
- 238000011088 calibration curve Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000006911 enzymatic reaction Methods 0.000 description 1
- 235000019441 ethanol Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 235000015203 fruit juice Nutrition 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 235000019674 grape juice Nutrition 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 235000019992 sake Nutrition 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
- -1 whiskey and beer Chemical compound 0.000 description 1
- 235000015041 whisky Nutrition 0.000 description 1
- 235000014101 wine Nutrition 0.000 description 1
Landscapes
- Investigating Or Analysing Materials By Optical Means (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、近赤外線分析装置を用いて醤油、酒類、ジュ
ース類から選択される液体の成分を分析する装置に関す
る。TECHNICAL FIELD The present invention relates to an apparatus for analyzing a liquid component selected from soy sauce, liquors, and juices using a near-infrared analyzer.
（従来の技術） 近赤外線分析装置は液体の成分を多項目にわたり、迅速
に、簡便に分析できることから、最近広く利用されるよ
うになってきた。(Prior Art) Near-infrared analyzers have come to be widely used recently because they can analyze liquid components over many items quickly and easily.
近赤外線分析装置は、流れる試料液体を連続して分析可
能なることを一大特徴とし、近年、統計的手法により解
析させるべく計算機と組み合せて使用する。The near-infrared analyzer has a major feature that it can continuously analyze a flowing sample liquid, and in recent years, it has been used in combination with a computer so that it can be analyzed by a statistical method.
（発明が解決しようとする問題点） しかしながら、従来の測定技術では、特に醤油、酒、ジ
ュース等の液体の成分分析精度は許容範囲外にある。(Problems to be Solved by the Invention) However, in the conventional measurement technique, the component analysis accuracy of liquids such as soy sauce, liquor, and juice is out of the allowable range.
生産の効率化を図るべく、分析精度の向上が切望されて
いる。There is a strong demand for improvement in analysis accuracy in order to improve production efficiency.
（問題点を解決するための手段） 上記要望に応えるべく本発明は、液体の成分を分析する
近赤外線分析装置と、この近赤外線分析装置へ液体を供
給・停止する試料供給装置と、この試料供給装置の液体
を供給・停止させる及び液体が停止したときに前記近赤
外線分析装置に分析動作をさせる制御装置と、前記試料
供給装置を介して前記近赤外線分析装置へ前記液体の代
りに洗浄液を供給してこの洗浄液を前記液体と同一経路
を流下させる洗浄装置とから液体の分析装置を構成す
る。(Means for Solving Problems) In order to meet the above-mentioned demands, the present invention provides a near-infrared analyzer for analyzing a component of a liquid, a sample supply device for supplying / stopping a liquid to the near-infrared analyzer, and this sample A control device for supplying / stopping the liquid of the supply device and for causing the near-infrared analysis device to perform an analysis operation when the liquid is stopped, and a cleaning liquid instead of the liquid to the near-infrared analysis device via the sample supply device. A liquid analyzer comprises a cleaning device that supplies the cleaning liquid and causes the cleaning liquid to flow down the same path.
（作用） 試料供給装置にて、近赤外線分析装置を通過する液体を
停止させ、近赤外線分析装置にて液体の成分分析を実施
する。この際、試料供給装置の流れ及び近赤外線分析装
置の分析タイミングは制御装置で制御する。試料を交換
するときには、洗浄装置にて流体の経路及び分析装置を
洗浄する。(Operation) The sample supply device stops the liquid passing through the near infrared analysis device, and the near infrared analysis device performs component analysis of the liquid. At this time, the control device controls the flow of the sample supply device and the analysis timing of the near infrared analysis device. When exchanging the sample, the fluid path and the analyzer are washed with the washing device.
（実施例） 以下に本発明の実施例を添付図面及び表に基づいて説明
する。(Example) Below, the Example of this invention is described based on an accompanying drawing and a table.
第１図は本発明に係る液体の分析装置構成図であり、液
体の分析装置１は、大きく、醤油、酒類、ジース類から
選択される液体の成分を分析する近赤外線分析装置２
と、この装置２へ液体を供給・停止する試料供給装置３
と、これら装置2,3を制御する制御装置４とから成る。FIG. 1 is a block diagram of a liquid analysis apparatus according to the present invention. The liquid analysis apparatus 1 is roughly a near-infrared analysis apparatus 2 that analyzes a liquid component selected from soy sauce, liquor, and jies.
And a sample supply device 3 for supplying and stopping the liquid to this device 2.
And a control device 4 for controlling these devices 2 and 3.
更に、液体の分析装置１には、前記試料供給装置３に接
続して試料液体を提供する自動サンプラ５と、１サイク
ル毎に近赤外線分析装置２と試料供給装置３とを清掃す
る洗浄装置６とが、また試料供給装置３の途中には試料
液体を一定の温度に保つ恒温装置７が夫々付加されてい
る。Further, in the liquid analyzer 1, an automatic sampler 5 that is connected to the sample supply device 3 to provide a sample liquid, and a cleaning device 6 that cleans the near infrared ray analysis device 2 and the sample supply device 3 for each cycle. In addition, a constant temperature device 7 for keeping the sample liquid at a constant temperature is added in the middle of the sample supply device 3, respectively.
試料供給装置３は、チューブポンプ3aと、このチューブ
ポンプ3aから放射状に延設されるチューブ3b,3c,3d,3e
とからなる。The sample supply device 3 includes a tube pump 3a and tubes 3b, 3c, 3d, 3e extending radially from the tube pump 3a.
Consists of.
チューブポンプ3aは、第２図に示すように、回転ローラ
3f…にて可撓性チューブ3g,3hを抜くが如くして流体を
一方向へ移動させる周知のポンプである。The tube pump 3a, as shown in FIG.
This is a well-known pump that moves fluid in one direction as if the flexible tubes 3g and 3h were pulled out by 3f.
チューブ3cの途中には、コイル状に形成した熱交換部3i
と、三方口継手3jが介設され、熱交換部3iは恒温装置７
の恒温槽7aに収容され、また三方口継手3jの残り１口に
は空気抜きチューブ3kが取りつけられ空気抜きチューブ
3kの他端は大気へ解放されている。In the middle of the tube 3c, a heat exchange section 3i formed in a coil shape
And the three-way mouth joint 3j are interposed, and the heat exchange section 3i is the constant temperature device 7
It is housed in the constant temperature bath 7a of No. 3 and the air vent tube 3k is attached to the remaining one port of the three-way joint 3j.
The other end of 3k is open to the atmosphere.
自動サンプラ５は、試料液体を収容する試験管状のカラ
ム5a,5bを起立し移動させるターンテーブル5cと、この
ターンテーブル5cを間欠回動させるサンプラ制御函5dと
からなり、複数のカラム5a,5b…を分析スケジュールに
合せて前記チューブ3b端に臨ませる。The automatic sampler 5 comprises a turntable 5c for raising and moving the test tubular columns 5a, 5b containing the sample liquid, and a sampler control box 5d for intermittently rotating the turntable 5c. ... is made to face the end of the tube 3b according to the analysis schedule.
洗浄装置６は、洗浄液タンク6aと、このタンク6a中に差
し込まれるチューブ6bと、このチューブ6bの途中に介設
され、洗浄液を圧送するチューブポンプ6cとからなる。
チューブポンプ6cは前述したチューブポンプ3aと同構造
である。The cleaning device 6 includes a cleaning liquid tank 6a, a tube 6b inserted into the tank 6a, and a tube pump 6c interposed in the middle of the tube 6b to pump the cleaning liquid under pressure.
The tube pump 6c has the same structure as the tube pump 3a described above.
チューブ6bの先端6dはカラム5a…の近傍に開口し、チュ
ーブ3bの基端3lと接続可能にある。即ち、チューブ3bの
基端3lは、可撓性の豊み矢印Ａの如く揺動自在であっ
て、例えば揺動シリンダユニットの如き切換機構3mによ
ってカラム5a開口とチューブ6bの先端6dとの一方へ自由
に連結し得る。The tip 6d of the tube 6b is opened in the vicinity of the columns 5a ... And can be connected to the base end 3l of the tube 3b. That is, the base end 3l of the tube 3b is swingable as shown by a flexible arrow A, and one of the column 5a opening and the tip 6d of the tube 6b is opened by a switching mechanism 3m such as a swing cylinder unit. Can be freely connected to.
制御装置４は、近赤外線分析装置２、試料供給装置３
と、これらに連動する切換機構3m、サンプラ制御函5d、
チューブポンプ6cを包括して制御する。The control device 4 includes a near-infrared analyzer 2, a sample supply device 3
And a switching mechanism 3m that interlocks with these, a sampler control box 5d,
The tube pump 6c is comprehensively controlled.
以上の構成からなる液体の分析装置１の作用を以下に説
明する。The operation of the liquid analyzer 1 having the above configuration will be described below.
先ず、切換機構3mにてチューブ3bの基端3lを洗浄装置６
の先端6dに連結し、チューブポンプ3a,6cを作動し、洗
浄液タンク6a内の洗浄液をチューブ6bを介してチューブ
3b→チューブポンプ3a→チューブ3c→熱交換部3i→三方
口継手3j→チューブ3c→近赤外線分析装置２→チューブ
3dの順路にて流通せしめこれらを十分に洗浄する。First, the switching mechanism 3m is used to remove the base end 3l of the tube 3b from the cleaning device 6
Connected to the tip 6d of the pump, operate the tube pumps 3a and 6c, and transfer the cleaning liquid in the cleaning liquid tank 6a to the tube via the tube 6b.
3b → tube pump 3a → tube 3c → heat exchange part 3i → three-way fitting 3j → tube 3c → near infrared analyzer 2 → tube
Distribute in the 3d route and wash them thoroughly.
ポンプ3a,6cを停止し、切換機構3mにてチューブ3bの基
端3lをカラム5aにつなぎ替える。The pumps 3a and 6c are stopped, and the switching mechanism 3m connects the base end 3l of the tube 3b to the column 5a.
ポンプ3aを再動させることにより、カラム5a内の試料液
体はチューブ3b→ポンプ3a→チューブ3cを介して近赤外
線分析装置２に送り込まれる。チューブ3cの途中におい
て試料液体は熱交換部3iにて所定の温度に変換され一定
温に保たれ、また液中の混入空気は空気抜きチューブ3k
を介して液外に放出される。By reactivating the pump 3a, the sample liquid in the column 5a is sent to the near-infrared analyzer 2 via the tube 3b → the pump 3a → the tube 3c. In the middle of the tube 3c, the sample liquid is converted to a predetermined temperature by the heat exchange section 3i and kept at a constant temperature, and the air mixed in the liquid is an air vent tube 3k.
Is released to the outside of the liquid via.
近赤外線分析装置２から排出された試料液体はチューブ
3d→チューブポンプ3a→チューブ3eの順で送り出され
る。The sample liquid discharged from the NIR analyzer 2 is a tube
3d → tube pump 3a → tube 3e are delivered in this order.
斯かる試料液体を一定時間流した後に、ポンプ3aを停止
する。ポンプ3aの回転ローラ3f…が可撓性チューブ3g,3
h内に試料液体を封入したままで停止するので、チュー
ブ3c、チューブ3d内の試料液体は封じ込められ流動を停
止する。そして近赤外線分析装置２は静止液体の試料分
析を実施する。After flowing the sample liquid for a certain period of time, the pump 3a is stopped. The rotating rollers 3f of the pump 3a are flexible tubes 3g, 3
Since the sample liquid is stopped while being enclosed in h, the sample liquid in the tubes 3c and 3d is contained and the flow is stopped. Then, the near-infrared analysis device 2 performs sample analysis of the stationary liquid.
分析後、切換装置3mにてチューブ3bの基端3lをカラム5a
から外し、チューブ6bの先端6dへつなぎかえる。After analysis, use the switching device 3m to connect the proximal end 3l of the tube 3b to the column 5a.
And connect it to the tip 6d of the tube 6b.
チューブポンプ3a,6cを起動し、チューブポンプ3a、チ
ューブ3b,3c、近赤外線分析装置２を洗浄する。The tube pumps 3a and 6c are started, and the tube pump 3a, the tubes 3b and 3c, and the near-infrared analyzer 2 are washed.
サンプラ制御函5aにてターンテーブル5cを１ピッチ回転
させる。The turntable 5c is rotated by one pitch with the sampler control box 5a.
チューブ3bの基端3lをカラム5bに接続して、カラム5aと
同様の順にてカラム5b内の試料液体の分析を実施する。The proximal end 3l of the tube 3b is connected to the column 5b, and the sample liquid in the column 5b is analyzed in the same order as the column 5a.
以上に述べた作動の全ては、制御装置４の制御指令によ
って自動で為される。All the operations described above are automatically performed by the control command of the control device 4.
次に上記した液体の分析装置１による分析方法が以下に
有効であるか、実験データを基に説明する。Next, it will be described based on experimental data whether the above-described analysis method of the liquid analyzer 1 is effective.
実験は試料としては濃口醤油を用いた。そして本発明に
よる方法と、従来法についてそれぞれ10回ずつ分析し、
第１表に示すような結果を得た。In the experiment, soy sauce was used as a sample. Then, the method according to the present invention and the conventional method are analyzed 10 times each,
The results shown in Table 1 were obtained.
なお近赤外線分析装置２による各成分の定量は、（財）
日本醤油研究所編「しょうゆ分析法」に記載の常法法と
対比して作成した検量線に基づいて行なった。すなわち
常用法としては窒素にはケルダール法を、アルコールに
はガスクロマトグラフィーを、乳酸およびグルタミン酸
には酵素法を、食塩にはモール法をそれぞれ用いた。Quantification of each component by the near-infrared analyzer 2 is
The analysis was performed based on a calibration curve prepared by comparison with the conventional method described in “Soy sauce analysis method” edited by Japan Soy Sauce Research Institute. That is, as a conventional method, the Kjeldahl method was used for nitrogen, the gas chromatography was used for alcohol, the enzymatic method was used for lactic acid and glutamic acid, and the Mohr method was used for salt.
そして生醤油および火入れ済の醤油について、245点を
２回ずつ近赤外線分析装置により測定し、各成分につい
て下記のような重回帰式および重回帰係数を得た。第１
表の分析値は該重回帰式を基に算出したものである。Then, 245 points of raw soy sauce and fired soy sauce were measured twice by a near infrared analyzer, and the following multiple regression equation and multiple regression coefficient were obtained for each component. First
The analysis values in the table are calculated based on the multiple regression equation.
また、第２表は本発明の方法によって、酒類および果汁
のアルコールおよび還元糖についてそれぞれ10回ずつ繰
り返し分析した結果を示す。Table 2 shows the results of repeated analysis of alcohol and reducing sugar in alcoholic beverages and fruit juices 10 times by the method of the present invention.
重回帰式 窒素＝0.796−35.83・ABS（４）＋143.5・ABS（７）−8
7.60・ABS（９）−165.0・ABS（13）＋28.98・ABS（1
4）＋122.2・ABS（20） アルコール＝−21.96−310.9・ABS（２）＋380.7・ABS
（４）−250.5・ABS（６）＋115.2・ABS（７）＋71.75
・ABS（19）＋71.20・ABS（20） 乳酸＝22.80＋489.0・ABS（６）−803.0・ABS（７）＋2
91.4・ABS（９）＋936.1・ABS（12）−1270・ABS（13）
＋293.2・ABS（20） グルタミン酸＝−5.501−157.1・ABS（３）＋129.1・AB
S（４）−65.23・ABS（５）＋288.9・ABS（７）−267.3
・ABS（10）＋98.46・ABS（14） 食塩＝3.389−492.8・ABS（３）＋123.1・ABS（５）＋7
67.3・ABS（７）−390.3・ABS（10）−77.32・ABS（1
1）＋109.5・ABS（16） ※ABS（Ｎ）は吸光度を示す。Multiple regression equation Nitrogen = 0.796-35.83 ・ ABS (4) ＋143.5 ・ ABS (7) -8
7.60 / ABS (9) -165.0 / ABS (13) + 28.98 / ABS (1
4) + 122.2 / ABS (20) Alcohol = -21.96-310.9 / ABS (2) + 380.7 / ABS
(4) -250.5 / ABS (6) + 115.2 / ABS (7) + 71.75
・ ABS (19) ＋71.20 ・ ABS (20) Lactate = 22.80 ＋ 489.0 ・ ABS (6) -803.0 ・ ABS (7) ＋2
91.4 / ABS (9) + 936.1 / ABS (12) -1270 / ABS (13)
+ 293.2 / ABS (20) Glutamic acid = -5.501-157.1 / ABS (3) + 129.1 / AB
S (4) -65.23 / ABS (5) + 288.9 / ABS (7) -267.3
・ ABS (10) ＋98.46 ・ ABS (14) Salt = 3.389-492.8 ・ ABS (3) ＋123.1 ・ ABS (5) +7
67.3 / ABS (7) -390.3 / ABS (10) -77.32 / ABS (1
1) +109.5 ・ ABS (16) * ABS (N) indicates the absorbance.
※上式において単位は何れも（W/V％）である。* In the above formula, all units are (W / V%).
重回帰係数 窒素;0.9948 アルコール;0.9940 グルタミン酸;0.9145 乳酸;0.8814 食塩;0.9971 前記第１表より明らかな如く、本発明方法による方が分
析値にバラツキがなく安定した結果が得られることがわ
かる。Multiple regression coefficient Nitrogen; 0.9948 Alcohol; 0.9940 Glutamic acid; 0.9145 Lactic acid; 0.8814 Salt; 0.9971 As is clear from Table 1, the method of the present invention provides stable results with no variation in analytical values.
また、本発明は、醤油、ワイン、清酒、ブドウ果汁の
他、ウィスキー、ビールなど酒類、，ミカン、リンゴ等
ジュース類の成分分析に有効である。Further, the present invention is effective for component analysis of soy sauce, wine, sake, grape juice, alcohol such as whiskey and beer, and juice such as mandarin orange and apple.
尚、本発明の試料供給装置３の供給・停止手段はチュー
ブポンプに限るものではなくプランジャポンプ、ギヤー
ポンプ、ベーンポンプなどの圧送装置で適用できる。但
し、例えば翼型ポンプのように停止精度の良くないポン
プには別途締切り手段をチューブ3c,3dもしくは近赤外
線分析装置２の内部に設けるものとする。The supply / stop means of the sample supply device 3 of the present invention is not limited to the tube pump, but can be applied to a pressure feed device such as a plunger pump, a gear pump or a vane pump. However, for a pump having a poor stopping accuracy such as a vane type pump, a shutoff means is separately provided inside the tubes 3c and 3d or the near infrared ray analyzing device 2.
また、制御装置４は近赤外線分析装置２の分析タイミン
グ指令と、チューブポンプ3aの運転・停止指令を分析ス
ケジュールに沿って制御し、他のチューブ3lの切換え、
カラム5a,5bの交換、チューブポンプ6cの運転・停止は
人間が実施してもよい。Further, the control device 4 controls the analysis timing command of the near infrared analysis device 2 and the operation / stop command of the tube pump 3a according to the analysis schedule, and switches the other tubes 3l,
A person may replace the columns 5a and 5b and operate / stop the tube pump 6c.
（発明の効果） 以上に述べた如く、本発明によれば、近赤外線分析装置
内の試料液体を停止させて分析するという極めて簡単な
手段で、分析精度を著しく向上させ、生産の効率化を図
ることができる。そして、試料を交換するときには、洗
浄装置にて流体の経路及び分析装置を清浄することがで
きるので、異なる試料の混じる心配が無く好ましい。(Effects of the Invention) As described above, according to the present invention, the accuracy of analysis is significantly improved and the efficiency of production is improved by the extremely simple means of stopping and analyzing the sample liquid in the near-infrared analyzer. Can be planned. When exchanging the sample, the fluid path and the analyzer can be cleaned by the cleaning device, which is preferable because there is no concern that different samples will be mixed.
第１図は本発明に係る流体の分析装置構成図、第２図は
チューブポンプの構造説明図である。 尚、図面中、１は液体の分析装置、２は近赤外線分析装
置、３は試料供給装置、４は制御装置、６は洗浄装置で
ある。FIG. 1 is a block diagram of a fluid analyzer according to the present invention, and FIG. 2 is a structural explanatory view of a tube pump. In the drawings, 1 is a liquid analyzer, 2 is a near infrared ray analyzer, 3 is a sample supply device, 4 is a control device, and 6 is a cleaning device.
───────────────────────────────────────────────────── フロントページの続き 審判の合議体 審判長 高松 武生 審判官 溝渕 良一 審判官 秋月 美紀子 (56)参考文献 特開 昭56−63241（ＪＰ，Ａ) ─────────────────────────────────────────────────── ───Continued from the front page Judgment panel Judge General Takeo Takamatsu Judge Ryoichi Mizobuchi Judge Mikiko Akizuki (56) References JP-A-56-63241 (JP, A)
Claims (1)
れる液体の成分を分析する近赤外線分析装置と、 この近赤外線分析装置へ前記液体を供給・停止する試料
供給装置と、 この試料供給装置の液体を供給・停止させる及び液体が
停止したときに前記近赤外線分析装置に分析動作をさせ
る制御装置と、 前記試料供給装置を介して前記近赤外線分析装置へ前記
液体の代りに洗浄液を供給してこの洗浄液を前記液体と
同一経路を流下させる洗浄装置とから成ることを特徴と
した液体の分析装置。1. A near-infrared analyzer for analyzing a component of a liquid selected from soy sauce, liquors, and juices, a sample supply device for supplying / stopping the liquid to / from the near-infrared analysis device, and this sample supply A control device for supplying / stopping the liquid of the device and for causing the near-infrared analysis device to perform an analysis operation when the liquid is stopped; and supplying a cleaning liquid instead of the liquid to the near-infrared analysis device via the sample supply device. And a cleaning device for allowing the cleaning liquid to flow down the same path as the liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29082787A JPH0735997B2 (en) | 1987-11-18 | 1987-11-18 | Liquid analyzer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP29082787A JPH0735997B2 (en) | 1987-11-18 | 1987-11-18 | Liquid analyzer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01132933A JPH01132933A (en) | 1989-05-25 |
| JPH0735997B2 true JPH0735997B2 (en) | 1995-04-19 |
Family
ID=17760996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP29082787A Expired - Lifetime JPH0735997B2 (en) | 1987-11-18 | 1987-11-18 | Liquid analyzer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0735997B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3752168B2 (en) * | 2001-09-04 | 2006-03-08 | 独立行政法人科学技術振興機構 | Method for measuring the concentration of dissolved and suspended substances by near infrared spectroscopy |
| JP4805680B2 (en) * | 2006-01-06 | 2011-11-02 | 田中 秀実 | Gas-liquid mixed fluid observation device in the ground |
| CN102053072B (en) * | 2010-11-26 | 2012-08-15 | 西南大学 | Method for identifying brewed sauce and prepared sauce based on partial least squares (PLS) method |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4310763A (en) * | 1979-10-15 | 1982-01-12 | John Shields | Electro-optical analyzer for measuring percentage by weight of fat, protein and lactose in milk |
-
1987
- 1987-11-18 JP JP29082787A patent/JPH0735997B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH01132933A (en) | 1989-05-25 |
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