JPH01239441A - Measuring method for engine oil consumption - Google Patents
Measuring method for engine oil consumptionInfo
- Publication number
- JPH01239441A JPH01239441A JP6913788A JP6913788A JPH01239441A JP H01239441 A JPH01239441 A JP H01239441A JP 6913788 A JP6913788 A JP 6913788A JP 6913788 A JP6913788 A JP 6913788A JP H01239441 A JPH01239441 A JP H01239441A
- Authority
- JP
- Japan
- Prior art keywords
- exhaust gas
- engine
- engine oil
- consumption
- specific element
- 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.)
- Pending
Links
- 239000010705 motor oil Substances 0.000 title claims abstract description 29
- 238000000034 method Methods 0.000 title claims abstract description 19
- 238000005259 measurement Methods 0.000 claims abstract description 15
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 11
- 238000005070 sampling Methods 0.000 abstract description 9
- 239000003921 oil Substances 0.000 abstract description 6
- 229910052717 sulfur Inorganic materials 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 3
- 239000011593 sulfur Substances 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 2
- 230000005856 abnormality Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000001745 non-dispersive infrared spectroscopy Methods 0.000 description 2
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明は、エンジンオイル（ガソリンエンジンやジーゼ
ルエンジン等の潤滑油）の消費量を測定する方法に関す
るものである。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a method for measuring the consumption of engine oil (lubricating oil for gasoline engines, diesel engines, etc.).
エンジンオイルの消費量の測定方法としては、■ＦＰＤ
法、■ＮＤＩＲ法、■試薬による捕集法、■重量法が知
られている。The method for measuring engine oil consumption is ■FPD
(2) NDIR method, (2) Collection method using a reagent, and (2) Gravimetric method.
（発明が解決しようとする課題〕 上記の従来例においては、次のような問題点があった。(Problem to be solved by the invention) The above conventional example had the following problems.
■のＦＰＤ法や■のＮＤＩＲ法によれば、エンジンの排
気ガスを採取して連続測定を行うことができるが、装置
が複雑かつ高価で、メンテナンスも面倒であった。According to the FPD method (1) and the NDIR method (2), engine exhaust gas can be sampled and measured continuously, but the equipment is complicated and expensive, and maintenance is troublesome.
■の試薬による捕集法は、エンジンの排気ガス中の一定
成分を溶液にて捕集し、この溶液を試薬により分析して
、エンジンオイルの消費量をバッチ式に測定する方法で
あるから、測定に長時間を要し、しかも液体や試薬の取
り扱いが面倒であった。The collection method using reagents (2) is a method in which certain components in engine exhaust gas are collected in a solution, and this solution is analyzed using a reagent to measure engine oil consumption in a batch manner. Measurements took a long time, and handling of liquids and reagents was troublesome.
■の重量法は、相当な走行距離分、エンジンを稼動して
、エンジンオイルの残量から消費量を測定するため、測
定には、実際に自動車を長距離走行させるのと同様に、
膨大な時間が必要であった。In the gravimetric method (2), the engine is operated for a considerable distance and the amount of engine oil consumed is measured from the remaining amount of engine oil.
It required a huge amount of time.
従って、例えば、ユーザーが、自分の自動車はエンジン
オイルの減りが早いのではないかと惑して、自動車を修
理工場などに持ち込んでも、異常の有無を直ぐに判断す
ることができなかった。Therefore, for example, even if a user takes his or her car to a repair shop thinking that the engine oil in his or her car is running out quickly, it is not possible to immediately determine whether there is an abnormality.
また上記■〜■の方法も、かなり専門的な技術を必要と
する測定方法であり、実際には、エンジンの研究開発の
段階で利用されているに過ぎない。Furthermore, the above-mentioned methods (1) to (2) are also measurement methods that require quite specialized techniques, and are actually only used at the stage of engine research and development.
このため、修理工場に持ち込まれた自動車のエンジンに
ついて異常の有無を直ちに判断できるような、つまり、
ピストンリングの摩耗等に起因するエンジンオイルの消
費度合を自動車の修理工場などで直ぐに測定できるよう
な簡易かつ安価で、しかも信軽性の高い測定方法の開発
が強く望まれているのである。For this reason, it is possible to immediately determine whether there is an abnormality in the engine of a car brought to a repair shop.
There is a strong demand for the development of a simple, inexpensive, and highly reliable measuring method that can immediately measure the degree of engine oil consumption caused by piston ring wear, etc., at an automobile repair shop or the like.
本発明は、上記の要望に答えたものであって、エンジン
オイル消費量を、比較的短時間で容易かつ正確に測定で
きる信頼性の高い測定方法を提案することを目的として
いる。The present invention has been made in response to the above-mentioned needs, and an object of the present invention is to propose a highly reliable measuring method that can easily and accurately measure engine oil consumption in a relatively short period of time.
〔課題を解決するための手段〕
上記の目的を達成するために、本発明が講じた技術的手
段は、次のとおりである。即ち、本発明によるエンジン
オイル消費量測定方法は、エンジンの排気ガス中の特定
元素を試薬含浸フィルターで捕集し、当該試薬含浸フィ
ルターに捕集された特定元素の量を螢光Ｘ線分析装置に
より分析定量し、該螢光Ｘ線分析装置による測定結果と
、別途測定した排気ガス流量と、既知のエンジンオイル
中の特定元素含有量とから、エンジンオイルの消費量を
測定することを特徴とするものである。この場合には、
燃料には測定に用いる特定元素を含まないものを用いる
事は言うまでもない。[Means for Solving the Problems] The technical means taken by the present invention to achieve the above object are as follows. That is, in the engine oil consumption measurement method according to the present invention, a specific element in engine exhaust gas is collected with a reagent-impregnated filter, and the amount of the specific element collected in the reagent-impregnated filter is measured using a fluorescent X-ray analyzer. The consumption amount of engine oil is measured from the measurement result by the fluorescent X-ray analyzer, the separately measured exhaust gas flow rate, and the known specific element content in the engine oil. It is something to do. In this case,
Needless to say, the fuel should be one that does not contain the specific elements used in the measurement.
上記の構成によれば、排気ガス中の特定元素を試薬含浸
フィルターで捕集した後、当該試薬含浸フィルターを排
気ガスのサンプリング系から取り外し、螢光Ｘ線分析装
置を用いて、特定元素の分析定量を行う。そして、この
測定結果と、別途測定した排気ガス流ｉｌ（これは、実
際に排気ガス流量を測定してもよく、エンジンの吸入空
気量の測定結果から排気ガス流量を求めてもよい。）と
、既知のエンジンオイルの特定元素含有！（Ｆ５度）と
を演算して、エンジンオイルの消費量を測定することに
なる。According to the above configuration, after a specific element in exhaust gas is collected by a reagent-impregnated filter, the reagent-impregnated filter is removed from the exhaust gas sampling system, and the specific element is analyzed using a fluorescent X-ray analyzer. Perform quantitative determination. Then, this measurement result is combined with the separately measured exhaust gas flow il (this may be done by actually measuring the exhaust gas flow rate or by determining the exhaust gas flow rate from the measurement result of the intake air amount of the engine). , specific elements contained in known engine oils! (F5 degrees) is calculated to measure the amount of engine oil consumed.
以下、本発明の実施例を図面に基づいて説明する。 Embodiments of the present invention will be described below based on the drawings.
図面は本発明によるエンジンオイル消費量の測定方法に
使用する装置の構成を示す。図において、ｌはエンジン
、２はエンジンオイル、３はオイルパン、４はオイルポ
ンプ、５はエンジン１への空気供給路、６はエンジンｌ
からの排気ガス流路である。７は排気ガスのサンプリン
グ系であり、−次の試薬含浸フィルターＦ１、二次の試
薬含浸フィルターＦ２、流９８８節弁８、サンプリング
用のポンプ９、サンプリング流量（試薬含浸フィルター
Ｆ、、Ｆ、を通過した排気ガス量）を測定する湿式のガ
スメータ１０がこの順に介装され、排気ガス中の特定元
素を前記試薬含浸フィルターＦ１．。The drawings show the configuration of an apparatus used in the method for measuring engine oil consumption according to the present invention. In the figure, l is the engine, 2 is the engine oil, 3 is the oil pan, 4 is the oil pump, 5 is the air supply path to the engine 1, and 6 is the engine l.
This is the exhaust gas flow path from the 7 is a sampling system for exhaust gas, which includes - next reagent impregnated filter F1, secondary reagent impregnated filter F2, flow 988 node valve 8, sampling pump 9, sampling flow rate (reagent impregnated filter F, , F, A wet gas meter 10 is installed in this order to measure the amount of exhaust gas that has passed through the reagent-impregnated filter F1. .
Ｆ２で捕集するように構成されている。フィルターに含
浸させる試薬は、捕集する特定元素に応じて選択される
ものである。例えば、捕集する特定元素が硫黄（Ｓ）で
あって、ＳＯ２として排気ガスに含まれている場合であ
れば、炭酸ナトリウムが使用される。１１は、サンプリ
ング系７から取り外した前記試薬含浸フィルターＦ＋５
Ｆｚをセットして、当該試薬含浸フィルターＦ１．Ｆ
２に捕集されている特定元素量を測定する螢光Ｘ線分析
装置である。１２は、螢光Ｘ線分析装置１１による測定
信号と、ガスメータ１０からの測定信号と、既知のエン
ジンオイル２の特定元素含有量（濃度）１３と、ガスメ
ータ１４により測定された排気ガス流量とに基づいて、
エンジンオイル消費量を演算する演算部、１５は措示部
である。It is configured to collect at F2. The reagent with which the filter is impregnated is selected depending on the specific element to be captured. For example, if the specific element to be collected is sulfur (S), which is contained in the exhaust gas as SO2, sodium carbonate is used. 11 is the reagent-impregnated filter F+5 removed from the sampling system 7
Fz and the reagent-impregnated filter F1. F
This is a fluorescent X-ray analyzer that measures the amount of a specific element collected in 2. 12 is based on the measurement signal from the fluorescent X-ray analyzer 11, the measurement signal from the gas meter 10, the known specific element content (concentration) 13 of the engine oil 2, and the exhaust gas flow rate measured by the gas meter 14. based on,
A calculating section 15 is a measuring section that calculates the engine oil consumption amount.
尚、排気ガス流量は、排気ガス流路６にガスメータを介
装して測定してもよいが、温度や圧力変動の影響を受け
ないように、この実施例では、空気供給路５に介装した
ガスメータ１４による吸入空気量に基づいて排気ガス流
量を測定している。エンジン１への吸入空気量はエンジ
ン１からの排気ガス流量と概ね等しいので、吸入空気量
を排気ガス流量と見做すことができるのである。Note that the exhaust gas flow rate may be measured by installing a gas meter in the exhaust gas flow path 6, but in this embodiment, a gas meter is installed in the air supply path 5 so as not to be affected by temperature and pressure fluctuations. The exhaust gas flow rate is measured based on the intake air amount measured by the gas meter 14. Since the intake air amount to the engine 1 is approximately equal to the exhaust gas flow rate from the engine 1, the intake air amount can be regarded as the exhaust gas flow rate.
上記の装置を使用すれば、次のようにして、ピストンリ
ングの摩耗等に起因するエンジンオイルの消費量を比較
的短時間に容易かつ正確に測定することができる。By using the above device, the amount of engine oil consumed due to piston ring wear etc. can be easily and accurately measured in a relatively short period of time in the following manner.
サンプリングした排気ガス中の特定元素、例えば、Ｓを
ＳＯｘの形で試薬含浸フィルターＦＩ＋Ｆ２に捕集する
。A specific element, for example, S, in the sampled exhaust gas is collected in the form of SOx in the reagent-impregnated filter FI+F2.
しかる後、当該試薬含浸フィルターＦ＋、Ｆｉをサンプ
リング系７から取り外して、螢光Ｘ線分析装置１１にセ
ントし、特定元素（Ｓ）の量を測定する。Thereafter, the reagent-impregnated filters F+ and Fi are removed from the sampling system 7 and placed in the fluorescent X-ray analyzer 11 to measure the amount of the specific element (S).
螢光Ｘ線分析装置１１から出力される特定元素（Ｓ）の
測定信号と、ガスメータ１０からの測定信号と、エンジ
ンオイル２の既知の特定元素含有量（濃度）１３と、ガ
スメータ１４により測定された排気ガス流量とに基づい
てエンジンオイルの消費量が演算され、指示部１５に表
示される。The measurement signal of the specific element (S) output from the fluorescent X-ray analyzer 11, the measurement signal from the gas meter 10, the known specific element content (concentration) 13 of the engine oil 2, and the signal measured by the gas meter 14. The amount of engine oil consumed is calculated based on the calculated exhaust gas flow rate and displayed on the indicator 15.
尚、試薬含浸フィルターＦ１の捕集効率が高ければ、一
方の試薬含浸フィルターＦ２は不要である。また、ポン
プ９の流量が既知であれば、ガスメータ１０は不要であ
る。エンジンの燃料としては特定元素がゼロ、或いは無
視できる程、低濃度のものが使用される。エンジンオイ
ルに、消費量の測定に有効な特定元素（例えば、硫黄Ｓ
）が含まれていない場合は、予め、これを積極的に混入
させて一定濃度に調整することになる。図示しないが、
前記試薬含浸フィルターＦ、の上流側に前処理燃焼炉を
設けることにより、ススやＨＣを燃焼させて、測定精度
を向上させることができる。特定元素としては、硫黄（
Ｓ）の他、塩素でもよい。Note that if the collection efficiency of the reagent-impregnated filter F1 is high, one of the reagent-impregnated filters F2 is unnecessary. Further, if the flow rate of the pump 9 is known, the gas meter 10 is not necessary. The fuel used for the engine is one in which the concentration of specific elements is zero or negligible. Engine oil contains certain elements (e.g. sulfur S) that are useful for measuring consumption.
) is not included, it must be actively mixed in in advance to adjust the concentration to a constant level. Although not shown,
By providing a pretreatment combustion furnace upstream of the reagent-impregnated filter F, soot and HC can be combusted to improve measurement accuracy. Specific elements include sulfur (
In addition to S), chlorine may also be used.
本発明は、上述した構成よりなるから、バッチ測定とな
るが、試薬含浸フィルターを排気ガスのサンプリング系
から取り外して、螢光Ｘ線分析装置にセットするといっ
た簡単な操作で測定可能であり、しかも捕集した特定元
素を液体に抽出する等の操作も不要で、完全にドライな
測定が可能であり、エンジンオイル消費量を、数分〜数
十分といった比較的短時間のうちに、容易かつ正確に測
定でき、修理工場などに持ち込まれた自動車のエンジン
についても、直ちに対処することが可能となる。Since the present invention has the above-mentioned configuration, it is a batch measurement, but the measurement can be performed with a simple operation of removing the reagent-impregnated filter from the exhaust gas sampling system and setting it in the fluorescent X-ray analyzer. There is no need for operations such as extracting the collected specific elements into liquid, and completely dry measurement is possible, allowing you to easily and easily measure engine oil consumption in a relatively short period of time, from a few minutes to several tens of minutes. It can be measured accurately, and even car engines brought to repair shops can be dealt with immediately.
図面は、本発明に係るエンジンオイル消費量測定方法に
使用する装置の構成図である。
ｌ・・・エンジン、１１・・・螢光Ｘ線分析装置、Ｆ＋
＋Ｆ２・・・試薬含浸フィルター。The drawing is a configuration diagram of an apparatus used in the method for measuring engine oil consumption according to the present invention. l...Engine, 11...Fluorescent X-ray analyzer, F+
+F2...Reagent impregnated filter.
Claims (1)
ーＦ＿１、Ｆ＿２で捕集し、当該試薬含浸フィルターＦ
＿１、Ｆ＿２に捕集された特定元素の量を螢光Ｘ線分析
装置１１により分析定量し、該螢光Ｘ線分析装置１１に
よる測定結果と、別途測定した排気ガス流量と、既知の
エンジンオイル中の特定元素含有量とから、エンジンオ
イルの消費量を測定することを特徴とするエンジンオイ
ル消費量測定方法。A specific element in the exhaust gas of the engine 1 is collected by reagent-impregnated filters F_1 and F_2, and the reagent-impregnated filter F
The amount of the specific element collected in _1 and F_2 is analyzed and quantified by the fluorescent X-ray analyzer 11, and the measurement results by the fluorescent X-ray analyzer 11, the separately measured exhaust gas flow rate, and the known engine oil are A method for measuring engine oil consumption, characterized in that the consumption of engine oil is measured from the content of specific elements in the engine oil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6913788A JPH01239441A (en) | 1988-03-19 | 1988-03-19 | Measuring method for engine oil consumption |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6913788A JPH01239441A (en) | 1988-03-19 | 1988-03-19 | Measuring method for engine oil consumption |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01239441A true JPH01239441A (en) | 1989-09-25 |
Family
ID=13393958
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6913788A Pending JPH01239441A (en) | 1988-03-19 | 1988-03-19 | Measuring method for engine oil consumption |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01239441A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03239955A (en) * | 1990-02-17 | 1991-10-25 | Horiba Ltd | Measuring method for consumption volume of engine oil |
| JPH10318746A (en) * | 1997-05-14 | 1998-12-04 | Asahi Optical Co Ltd | Electrolyte for inclination sensor |
| JP2009203834A (en) * | 2008-02-26 | 2009-09-10 | Yamaha Motor Co Ltd | Engine oil consumption measuring method, device and program |
| EP3499211A2 (en) | 2017-12-15 | 2019-06-19 | Horiba, Ltd. | Inspection apparatus, inspection method, and inspection system |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60198433A (en) * | 1984-03-22 | 1985-10-07 | Toyota Motor Corp | Method for measuring oil consumption of engine |
-
1988
- 1988-03-19 JP JP6913788A patent/JPH01239441A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60198433A (en) * | 1984-03-22 | 1985-10-07 | Toyota Motor Corp | Method for measuring oil consumption of engine |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03239955A (en) * | 1990-02-17 | 1991-10-25 | Horiba Ltd | Measuring method for consumption volume of engine oil |
| JPH10318746A (en) * | 1997-05-14 | 1998-12-04 | Asahi Optical Co Ltd | Electrolyte for inclination sensor |
| JP2009203834A (en) * | 2008-02-26 | 2009-09-10 | Yamaha Motor Co Ltd | Engine oil consumption measuring method, device and program |
| EP3499211A2 (en) | 2017-12-15 | 2019-06-19 | Horiba, Ltd. | Inspection apparatus, inspection method, and inspection system |
| CN109932185A (en) * | 2017-12-15 | 2019-06-25 | 株式会社堀场制作所 | Check device, inspection method and inspection system |
| JP2019109083A (en) * | 2017-12-15 | 2019-07-04 | 株式会社堀場製作所 | Inspection device, inspection method, and inspection system |
| EP3499211A3 (en) * | 2017-12-15 | 2019-07-31 | Horiba, Ltd. | Inspection apparatus, inspection method, and inspection system |
| US11215537B2 (en) | 2017-12-15 | 2022-01-04 | Horiba, Ltd. | Inspection apparatus and inspection system |
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