JP2000157963A - Method of injecting soil purifying chemical and device therefor - Google Patents
Method of injecting soil purifying chemical and device thereforInfo
- Publication number
- JP2000157963A JP2000157963A JP10339811A JP33981198A JP2000157963A JP 2000157963 A JP2000157963 A JP 2000157963A JP 10339811 A JP10339811 A JP 10339811A JP 33981198 A JP33981198 A JP 33981198A JP 2000157963 A JP2000157963 A JP 2000157963A
- Authority
- JP
- Japan
- Prior art keywords
- chemical
- soil
- injection
- tank
- prepared
- 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.)
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Landscapes
- Processing Of Solid Wastes (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は有害物質等により汚
染された土壌の浄化処理に用いる薬品の注入方法および
注入装置に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method and an apparatus for injecting a chemical used for purification treatment of soil contaminated with harmful substances and the like.
【０００２】[0002]
【従来の技術】従来から、有害物質等により汚染した土
壌を浄化する種々処理法が提案されている。これら処理
法の多くは、薬品の散布または注入によりなされてい
る。この散布または注入にあっては、大量で、場合によ
っては多種の薬品を使用するため、所要の散布または注
入薬品は、作業容量の大きな溶解槽を使用して一度に大
量に調製するか、あるいは、比較的小さな作業容量の溶
解槽を使用して、短時間作業で反復回数を多するかの何
れかの処法が採られていた。また、これらの散布または
注入に供する調製済注入薬品の調製作業は、その殆どが
手動作業によってなされていた。2. Description of the Related Art Conventionally, various treatment methods for purifying soil contaminated with harmful substances or the like have been proposed. Many of these treatments are performed by spraying or injecting chemicals. In this spraying or pouring, the required spraying or pouring chemicals are prepared in large quantities at a time using a dissolving tank having a large working volume, since a large amount and sometimes various kinds of chemicals are used. Either of using a dissolving tank having a relatively small working capacity and increasing the number of repetitions in a short period of time has been adopted. In addition, most of the preparation work of the prepared injection chemicals to be used for spraying or injection is performed manually.
【０００３】[0003]
【発明が解決しようとする課題】上記従来の散布または
注入薬品（以下、「調製済注入薬品」という。）の調製
にあって、作業容量の大きな溶解槽等を使用する場合に
は、調製頻度を少なくすることを可能にするが、個々の
薬品の中には他の薬品に比較して比重の大きい金属類
（以下、単に「金属類」という）のように溶解あるいは
均一分散を困難とするものもあり、一様な調製済注入薬
品が得られない欠点があった。In the preparation of the above-mentioned conventional spraying or injection medicine (hereinafter referred to as "prepared injection medicine"), when a dissolving tank or the like having a large working capacity is used, the preparation frequency is required. But it is difficult to dissolve or evenly disperse some chemicals like metals having a higher specific gravity than other chemicals (hereinafter simply referred to as “metals”). In some cases, there was a drawback that a uniform prepared infusion drug could not be obtained.
【０００４】一方、比較的小さな作業容量の溶解槽を使
用する場合には、金属類のように溶解の困難なものであ
っても均一分散を可能とするが、調製頻度が多くなり、
常時安定した性状の調製済注入薬品を得ることが困難に
なり、また、作業量が多くなる不都合があった。本発明
は、上記した従来の調製済注入薬品の調製にみられる不
都合を解消し、金属類のように不溶性で沈降性の高い薬
品であっても、調製済注入薬品中においては沈降等の分
離がなく均一に分散して汚染土壌への注入を容易にし、
また、この調製済注入薬品の調製にあっては、要求に迅
速に対応して常時安定した調製済注入薬品をもたらし、
これにより常時安定した土壌の浄化処理を可能にする技
術を提供することを課題とするものである。On the other hand, when a dissolving tank having a relatively small working capacity is used, even if the dissolving tank is difficult to dissolve, such as metals, uniform dispersing is possible, but the frequency of preparation increases.
It has been difficult to obtain a prepared injectable medicine having always stable properties, and there has been an inconvenience of increasing the amount of work. The present invention solves the above-mentioned inconveniences in the preparation of a previously prepared injectable drug, and separates sedimentation or the like in a prepared injectable drug even if the drug is insoluble and highly sedimentable, such as metals. And easy to inject into contaminated soil,
In addition, in the preparation of this prepared injectable medicine, a stable injectable medicine that is always stable in response to the request is provided,
Accordingly, it is an object of the present invention to provide a technology that enables a constantly stable soil purification treatment.
【０００５】[0005]
【課題を解決するための手段】上記の課題を解決するた
めの手段として、本発明にあっては、調製済注入薬品の
調製において、金属類のように不溶性で沈降性の高い薬
品に対しては、粘度の高い溶液中に均一に分散した液状
体として他の薬品と混合処理することにより、調製済注
入薬品の品質を均一に保つことができたものであり、ま
た好ましくは、これらの調製済注入薬品の調製と注入に
自動制御システムを導入することができたものである。As a means for solving the above-mentioned problems, according to the present invention, in the preparation of a prepared injectable medicine, an insoluble and highly sedimentable medicine such as metals is used. Is a liquid that is uniformly dispersed in a high-viscosity solution and can be mixed with other chemicals to maintain uniform quality of the prepared injectable chemicals. An automatic control system was able to be introduced for the preparation and injection of used injection chemicals.
【０００６】すなわち、本発明の課題は以下の各手段に
より解決される。 （１）薬品を用いる土壌浄化処理を目的として、薬品を
液状媒体に溶解または分散して土壌中に注入する土壌浄
化用薬品注入方法において、液状媒体に、粘度を高める
ための物質を添加し、その粘度を１００ｃＰ以上とした
後に、薬品を添加し、該薬品を液状媒体中に均一に溶解
または分散させることで、該薬品の均等注入と沈降防止
とを図ることを特徴とする土壌浄化用薬品注入方法。That is, the object of the present invention is solved by the following means. (1) In a soil purification chemical injection method in which a chemical is dissolved or dispersed in a liquid medium and injected into soil for the purpose of soil purification treatment using a chemical, a substance for increasing viscosity is added to the liquid medium, A soil purification chemical characterized by adding a chemical after its viscosity is set to 100 cP or more, and uniformly dissolving or dispersing the chemical in a liquid medium to thereby uniformly inject the chemical and prevent sedimentation. Injection method.
【０００７】（２）薬品を用いる土壌浄化処理を目的と
して、複数種の薬品を液状媒体に溶解または分散して調
製済注入薬品とし土壌中に注入する土壌浄化用薬品注入
方法において、液状媒体に、粘度を高めるための物質を
添加し、その粘度を１００ｃＰ以上とした後に、溶解度
または比重が異なる複数種の薬品を添加し、該複数種の
薬品を液状媒体中に均一に溶解または分散させること
で、該複数種の薬品の均等注入と不溶もしくは難溶性薬
品および比重の大きい薬品の沈降防止とを図ることを特
徴とする土壌浄化用薬品注入方法。(2) For the purpose of soil purification treatment using chemicals, in a soil purification chemical injection method of dissolving or dispersing a plurality of types of chemicals in a liquid medium and injecting the prepared chemicals into the soil, Adding a substance for increasing the viscosity, making the viscosity 100 cP or more, then adding a plurality of chemicals having different solubilities or specific gravities, and uniformly dissolving or dispersing the plurality of chemicals in a liquid medium. A method for injecting said plurality of chemicals uniformly and preventing sedimentation of insoluble or hardly soluble chemicals and chemicals having a large specific gravity.
【０００８】（３）土壌中に注入するための調製済注入
薬品を最終的に調製するための槽を設けることを特徴と
する前記（１）または（２）の土壌浄化用薬品注入方
法。 （４）土壌中に注入するための調製済注入薬品を最終的
に調製し、貯留し、注入のための抜き出しが１つででき
る槽を２以上設け、少なくとも１槽が注入のための抜き
出しを行っている間は、他の少なくとも１槽が調製済注
入薬品の最終調製または貯留を行うように該２つ以上の
槽のそれぞれの役割を切り換えることを特徴とする前記
（１）〜（３）のいずれかの土壌浄化用薬品注入方法。(3) The method for injecting a soil-purifying chemical according to the above (1) or (2), wherein a tank for finally preparing a prepared chemical for injection into the soil is provided. (4) Prepare two or more tanks that can be used to finally prepare, store, and withdraw one of the prepared infusion chemicals for injecting into soil, and at least one tank has a withdrawal for infusion. (1) to (3), wherein during the operation, the roles of the two or more tanks are switched so that at least one other tank performs final preparation or storage of the prepared infusion drug. The method for injecting a soil purification chemical according to any one of the above.
【０００９】（５）前記複数種の薬品を種類単位でいく
つかに分けて各々液状媒体に溶解または分散し、各溶解
液または分散液を混合して最終調製済注入薬品としてか
ら土壌中に注入することを特徴とする前記（２）の土壌
浄化用薬品注入方法。 （６）前記複数種の薬品を種類単位でいくつかに分けて
各々液状媒体に溶解または分散するための槽を設けるこ
とを特徴とする前記（５）の土壌浄化用薬品注入方法。 （７）前記複数種の薬品を種類単位でいくつかに分けて
各々液状媒体に溶解または分散する際に該溶解量または
分散量を適宜変化させるか、あるいは、各溶解液または
分散液を混合して最終調製済注入薬品とする際に該溶解
液または分散液の混合比を適宜変化させることで、注入
する該薬品の成分比を変化させることを特徴とする前記
（５）の土壌浄化用薬品注入方法。(5) The above-mentioned plural kinds of chemicals are divided into several types, each of which is dissolved or dispersed in a liquid medium, and each dissolved or dispersed liquid is mixed to form a final prepared injection chemical and then injected into soil. (2) The method for injecting a soil purification chemical according to the above (2). (6) The method for injecting a soil purification chemical according to the above (5), wherein a tank for dissolving or dispersing the plural kinds of chemicals in a liquid medium is provided separately for each kind. (7) When dissolving or dispersing the above-mentioned plural kinds of chemicals in a kind unit and dissolving or dispersing them in a liquid medium, the amount of dissolution or the amount of dispersion is appropriately changed, or each solution or dispersion is mixed. (5) The soil purification chemical according to (5), wherein the composition ratio of the chemical to be injected is changed by appropriately changing the mixing ratio of the solution or the dispersion when making the final prepared injection chemical. Injection method.
【００１０】（８）土壌中に注入するための調製済注入
薬品に含まれる薬品の量を検知し、該量が一定になるよ
うに該薬品の添加量を自動制御することを特徴とする前
記（１）の土壌浄化用薬品注入方法。 （９）土壌中に注入するための調製済注入薬品を最終的
に調製するための槽のレベルを検知し、該検知情報に基
づいて、前記薬品または液状媒体の投入量を自動制御す
ることを特徴とする前記（３）の土壌浄化用薬品注入方
法。 （１０）土壌中に注入するための調製済注入薬品を最終
的に調製するための槽へ流入する液の流入量を検知し、
該検知情報に基づいて、前記流入量を自動制御すること
を特徴とする前記（３）の土壌浄化用薬品注入方法。(8) The method according to the above, wherein the amount of the medicine contained in the prepared injection medicine to be injected into the soil is detected, and the addition amount of the medicine is automatically controlled so that the amount becomes constant. (1) A method for injecting a soil purification chemical. (9) Detecting the level of a tank for finally preparing a prepared injection chemical for injection into soil, and automatically controlling the amount of the chemical or liquid medium to be charged based on the detection information. (3) The method for injecting a soil purification chemical according to the above (3). (10) detecting the inflow amount of the liquid flowing into the tank for finally preparing the prepared injection chemical for injection into the soil,
The method according to (3), wherein the inflow amount is automatically controlled based on the detection information.
【００１１】（１１）複数種の薬品を液状媒体に投入す
る手段と、複数種の薬品が液状媒体に溶解または分散さ
れた調製済注入薬品を土壌中に注入する手段とを有する
土壌浄化用薬品注入装置において、該薬品投入前の液状
媒体に粘度を高めるための物質を添加する手段を有する
ことを特徴とする土壌浄化用薬品注入装置。 （１２）土壌中に注入するための調製済注入薬品を最終
的に調製するための槽を有することを特徴とする前記
（１１）の土壌浄化用薬品注入装置。 （１３）土壌中に注入するための調製済注入薬品を最終
的に調製し、貯留し、注入のための抜き出しが１つでで
きる槽を２以上と、該槽の少なくとも１槽が注入のため
の抜き出しを行っている間は、他の少なくとも１槽が調
製済注入薬品の最終調製または貯留を行うように該２つ
以上の槽のそれぞれの役割を切り換える手段とを有する
ことを特徴とする前記（１１）または（１２）の土壌浄
化用薬品注入装置。(11) A soil purification chemical having means for introducing a plurality of types of chemicals into a liquid medium and means for injecting into a soil a prepared infusion chemical in which a plurality of types of chemicals are dissolved or dispersed in a liquid medium. An injecting device, comprising a means for adding a substance for increasing the viscosity to the liquid medium before the introduction of the chemical, wherein the device is for soil purification. (12) The soil purification chemical injection device according to (11), further including a tank for finally preparing a prepared injection chemical for injection into soil. (13) Prepare two or more tanks that can be used for final preparation, storage, and withdrawal of the prepared injection chemicals for injection into the soil, and at least one of these tanks for injection. Means for switching the role of each of the two or more tanks so that at least one other tank performs the final preparation or storage of the prepared infusion drug during the extraction. The soil purification chemical injection device according to (11) or (12).
【００１２】（１４）前記複数種の薬品を種類単位でい
くつかに分けて各々液状媒体に溶解または分散するため
の槽を有することを特徴とする前記（１１）の土壌浄化
用薬品注入装置。 （１５）土壌中に注入するための調製済注入薬品に含ま
れる薬品の量を検知する手段と、該量が一定になるよう
に該薬品の添加量を自動制御する手段とを有することを
特徴とする前記（１１）の土壌浄化用薬品注入装置。 （１６）土壌中に注入するための調製済注入薬品を最終
的に調製するための槽のレベルを検知する手段と、該検
知情報に基づいて前記薬品または液状媒体の投入量を自
動制御する手段とを有することを特徴とする前記（１
１）の土壌浄化用薬品注入装置。 （１７）土壌中に注入するための調製済注入薬品を最終
的に調製するための槽へ流入する液の流入量を検知する
手段と、該検知情報に基づいて前記流入量を自動制御す
る手段とを有することを特徴とする前記（１１）の土壌
浄化用薬品注入装置。(14) The soil purification chemical injection device according to the above (11), further comprising a tank for dividing the plurality of types of chemicals into several types and dissolving or dispersing them in a liquid medium. (15) It is characterized by having means for detecting the amount of a drug contained in a prepared injection drug to be injected into soil, and means for automatically controlling the addition amount of the drug so that the amount is constant. The soil purification chemical injection device according to the above (11). (16) Means for detecting the level of a tank for finally preparing a prepared injection chemical for injection into soil, and means for automatically controlling the amount of the chemical or liquid medium to be charged based on the detection information (1)
1) Injection device for soil purification chemicals. (17) Means for detecting an inflow amount of a liquid flowing into a tank for finally preparing a prepared infusion chemical for injecting into soil, and means for automatically controlling the inflow amount based on the detection information The soil purification chemical injection device according to the above (11), comprising:
【００１３】[0013]
【発明の実施の形態】発明の実施の形態を図面を参照し
て説明する。図１は本発明の土壌の浄化処理を実施する
調製済注入薬品の調製システムの一形態を示し、バイオ
レメディエーション（生物学的治療）を行う手法に係
り、Ａ薬品（粉末状増粘剤）、Ｂ薬品（数種の薬品から
なる栄養剤）の各調製槽、および金属類（粉末状；生物
活性賦与剤）の分散槽をそれぞれ設備する調薬系と、こ
れらの各槽を接続するパイピング、付設するレベルスイ
ッチ、ポンプ、撹拌機等の各種機器および調製された薬
液の流れを示す。Embodiments of the present invention will be described with reference to the drawings. FIG. 1 shows an embodiment of a system for preparing a prepared injectable drug for carrying out the soil purification treatment of the present invention, which relates to a technique for performing bioremediation (biological treatment), and includes a drug A (a powdery thickener), A dispensing system equipped with a preparation tank for each of the B medicines (a nutrient consisting of several kinds of medicines) and a dispersion tank for metals (powder; bioactivity imparting agent), and piping for connecting these tanks; 3 shows various devices such as a level switch, a pump, and a stirrer to be attached, and a flow of a prepared chemical solution.
【００１４】図１において、Ａ薬品供給機１a から自動
化したＡ薬品調製槽Ｔa に供給するＡ薬品（粉末状増粘
剤）２は使用量が多いことから、調製槽Ｔa で、水また
は液状媒体で所定の濃度（例えば１％）に溶解して溶液
状態とする。調製したＡ薬品溶液３を予め設定された制
御条件下でＡ薬品ポンプＰa により、同じく自動化した
金属類分散槽Ｔm へ移送する。In FIG. 1, an A chemical (powder thickener) 2 supplied from an A chemical feeder 1a to an automated A chemical preparation tank Ta is used in a large amount. To obtain a solution by dissolving to a predetermined concentration (for example, 1%). The prepared A chemical solution 3 is transferred to the metal dispersion tank Tm, which is also automated, by the A chemical pump Pa under the preset control conditions.
【００１５】Ｂ薬品供給機１b からＢ薬品調製槽Ｔb に
供給するＢ薬品４は、溶解する薬品の種類が多く、一様
な溶解が困難なために、自動化した調製槽は採用でき
ず、手動操作の調製槽として各薬品をそれぞれ水または
液状媒体で所定の濃度になるように溶解して、調製した
Ｂ薬品溶液５をＢ薬品ポンプＰb で上記に同じく金属類
分散槽Ｔm へ移送する。The B medicine 4 supplied from the B medicine feeder 1b to the B medicine preparation tank Tb contains many kinds of dissolving medicines and it is difficult to uniformly dissolve it. As a preparation tank for the operation, each chemical is dissolved in water or a liquid medium to a predetermined concentration, and the prepared B chemical solution 5 is transferred to the metal dispersion tank Tm by the B chemical pump Pb as described above.
【００１６】金属類定量供給機１m から自動化した金属
類分散槽Ｔm へ供給する粉末状の前記金属類６は、水ま
たは液状媒体に対する溶解性がないか殆どないため、こ
れらの溶媒に溶解させることは困難である。このため、
金属類分散槽Ｔm 内の液面が予め設定したレベルに達し
たときに、前記Ａ薬品ポンプＰa およびＢ薬品ポンプＰ
b を自動運転してＡ薬品溶液３とＢ薬品溶液５をそれぞ
れ供給して撹拌により混合し、同時に金属類定量供給機
１m を作動して所定量の粉末状の金属類６を供給し、分
散させる。The powdered metal 6 supplied from the metal metering device 1m to the automated metal dispersion tank Tm has little or no solubility in water or a liquid medium. It is difficult. For this reason,
When the liquid level in the metal dispersion tank Tm reaches a preset level, the A chemical pump Pa and the B chemical pump P
b is automatically operated to supply the A chemical solution 3 and the B chemical solution 5, respectively, and mix by stirring. Simultaneously, the metering device 1m for metal is operated to supply a predetermined amount of powdered metal 6 and disperse. Let it.
【００１７】このようにして、Ａ薬品溶液３とＢ薬品溶
液５の混合溶液に粉末状の金属類６が均一に分散混合し
た調製済注入薬品７を調製し、投入ポンプＰm1で図示し
ない土壌混練機や多孔パイプに供給する。この場合、Ａ
薬品溶液３とＢ薬品溶液５の流入量は、それぞれ流量計
８、９の積算値または金属類分散槽Ｔm のレベルで制御
するが、Ａ薬品溶液３とＢ薬品溶液５の流入量の合計を
調製した調製済注入薬品７の流出量以上に設定しなけれ
ばならない。[0017] In this manner, the A chemical solution 3 and prep injection chemicals 7 powdered metals 6 are uniformly dispersed and mixed in a mixed solution of B chemicals solution 5 prepared soil which is not shown in the charged pump Pm 1 Supply to kneaders and perforated pipes. In this case, A
The inflow amounts of the chemical solution 3 and the B chemical solution 5 are controlled by the integrated values of the flow meters 8 and 9 or the level of the metal dispersion tank Tm, respectively. It must be set to be equal to or larger than the outflow amount of the prepared prepared injection medicine 7.
【００１８】上記のように、本発明は、金属類分散槽Ｔ
m から注入に必要な調製済注入薬品７を常時必要なだけ
投入ポンプＰm1を介して図示しない土壌混練機や多孔パ
イプに供給することができ、また補給を自動的に行うの
で、常時安定した調製済注入薬品７の供給と作業の省力
化を同時に図るシステムである。また、Ａ薬品調製槽Ｔ
a におけるＡ薬品２の供給速度、および金属類分散槽Ｔ
m における金属類６の供給速度を、一定あるいは時間等
により設定された速度となるように制御することで、Ａ
薬品２、Ｂ薬品４および金属類６の複数濃度による調製
済注入薬品７を調製することにより、土壌の汚染度に対
応した注入を図るシステムも構築することができる。As described above, the present invention relates to the metal dispersion tank T.
it is possible to supply to the soil kneader or perforated pipes (not shown) via only turned pump Pm 1 required a prep injection chemicals 7 always required injection from m, and because automatically perform replenishment was always stable This is a system for simultaneously supplying the prepared injection medicine 7 and saving labor. A chemical preparation tank T
a supply rate of A medicine 2 in a and metal dispersion tank T
m by controlling the supply speed of the metals 6 at a constant speed or a speed set by time or the like.
By preparing the prepared injectable medicine 7 with a plurality of concentrations of the medicine 2, the B medicine 4, and the metals 6, it is also possible to construct a system for injecting according to the degree of soil contamination.
【００１９】図２は、本発明の土壌の浄化処理を実施す
る調製済注入薬品７の他の調製形態を示す。本例におい
ては金属薬品類の少量の投入を想定し、人手により槽へ
投入することを特徴とする。勿論、特に本例のとおりで
はなく自動投入としても構わない。調製槽の構成を前記
金属類分散槽Ｔm と前記Ｂ薬品調製槽Ｔb とを一体化
し、更に、これを手動運転形態の３槽形式Ｔc1〜Ｔc3に
分割し、これに、前記Ａ薬品調製槽Ｔa をパイピングに
よりそれぞれ連繋して、３槽形式Ｔc1〜Ｔc3のそれぞれ
の槽にＡ薬品溶液３を供給可能に構成したものである。FIG. 2 shows another preparation form of the prepared injection chemical 7 for carrying out the soil purification treatment of the present invention. In this example, it is assumed that a small amount of metal chemicals is charged, and the metal chemicals are manually charged into the tank. Of course, it is not particularly limited as in the present example, but may be an automatic input. The structure of the preparation tank are integrated and the B chemical preparation tank Tb and the metals dispersion tank Tm, further, which is divided into three tank format Tc 1 to Tc 3 manual operating configuration, in which said A pharmaceutical preparation in tandem respectively by piping the bath Ta, it is obtained by supplying configured to be able to a chemical solution 3 in each bath of 3 tank form Tc 1 to Tc 3.
【００２０】そして、この３槽Ｔc1〜Ｔc3に分割したそ
れぞれの調製槽が、以下に示すように、３槽Ｔc1〜Ｔc3
が重複した機能を持たないように、互いに順次１工程ず
つずらせた機能を持たせ、切り替えにより、それぞれ、
第１の槽が投入槽（調製済注入薬品の投入中）にあると
き、第２の槽が待機槽（調製済注入薬品の貯留）にあ
り、さらに第３の槽が調製槽（調製済注入薬品の最終調
製）にあるような状態に置くことを可能にして、切れ目
のない調製済注入薬品７の投入を可能にしたものであ
る。[0020] Then, each of the preparation tank divided into the third reactor Tc 1 to Tc 3, as shown below, 3 tank Tc 1 to Tc 3
Has a function that is shifted one step at a time so as not to have overlapping functions.
When the first tank is in the charging tank (during the injection of the prepared injection), the second tank is in the standby tank (storage of the prepared injection), and the third tank is in the preparation tank (the prepared injection). (Final preparation of medicines), so that a ready-to-use prepared infusion medicine 7 can be introduced without interruption.
【００２１】この系にあって、各槽の機能の切り替え
は、レベルスイッチ、自動弁および流量計の積算値等で
制御される。 各槽の機能： 第１の槽 ・・・投入槽→調製槽→待機槽→投入槽→・・・・ 第２の槽 ・・・待機槽→投入槽→調製槽→待機槽→・・・・ 第３の槽 ・・・調製槽→待機槽→投入槽→調製槽→・・・・In this system, the switching of the function of each tank is controlled by a level switch, an automatic valve, an integrated value of a flow meter, and the like. Function of each tank: 1st tank ... input tank → preparation tank → standby tank → input tank → ... 2nd tank ... standby tank → input tank → preparation tank → standby tank → ...・ Third tank ・ ・ ・ Preparation tank → Standby tank → Input tank → Preparation tank → ・ ・ ・ ・
【００２２】また、上記調製済注入薬品７の成分比の調
整が必要な場合には、予め定められた成分比となるよう
に、図１の調製済注入薬品調製装置では、Ａ薬品調製槽
ＴaにおいてはＡ薬品供給機１a とＡ薬品供給ポンプＰa
が、Ｂ薬品調製槽Ｔb においてはＢ薬品供給機１b と
Ｂ薬品供給ポンプＰが、また金属類分散槽Ｔm において
は金属類定量供給機１m と調製済注入薬品７の投入ポン
プＰm1が、それぞれ所定の供給量および送液量となるよ
うに、図示しない制御盤からの設定値信号により制御さ
れる。When the component ratio of the prepared injectable medicine 7 needs to be adjusted, the prepared injectable medicine preparing apparatus shown in FIG. 1 uses the A medicine preparation tank Ta so that a predetermined component ratio is obtained. In the above, the A medicine supply machine 1a and the A medicine supply pump Pa
However, in the B medicine preparation tank Tb, the B medicine supply machine 1b and the B medicine supply pump P are provided, and in the metal dispersion tank Tm, the metal fixed quantity supply machine 1m and the supply pump Pm 1 of the prepared injection medicine 7 are provided, respectively. It is controlled by a set value signal from a control panel (not shown) so that the predetermined supply amount and liquid supply amount are obtained.
【００２３】また、図２の調製済注入薬品調製装置で
は、Ａ薬品定量供給機１a 、Ａ薬品供給ポンプＰa およ
び調製済注入薬品７の投入ポンプＰm2のそれぞれが、図
示しない制御盤からの設定値信号により制御される。斯
様な制御系により、図示しない土壌混練装置、多孔パイ
プに常時安定した調製済注入薬品７の供給がなされるこ
とになる。Further, in prep injection drug preparation apparatus of FIG. 2, A chemical metering feeder 1a, each of the input pump Pm 2 of A drug delivery pumps Pa and prep injection chemicals 7, set from a control panel (not shown) Controlled by the value signal. With such a control system, a stable supply of the prepared injection chemical 7 is always performed to a soil kneading device (not shown) and a perforated pipe.
【００２４】[0024]
【発明の効果】本発明は、土壌の浄化薬品の調製に用い
る調製槽他の各種機器の取り扱いに自動制御システムを
取り入れたことにより、装置全体をコンパクトにし、作
業の省力化を図り、汚染度合いに対応した迅速な調製済
注入薬品の調製と安定供給を可能にする。また、薬品の
調製に不可欠な、他の薬品に比較して比重の高い金属類
であっても、粘性の高い薬品を共存させて均一な分散状
態とすることにより、安定した注入を可能にする。According to the present invention, the automatic control system is incorporated in the handling of the preparation tank and other various equipment used for the preparation of soil purification chemicals, so that the entire apparatus is made compact, labor is saved, and the degree of contamination is reduced. It enables quick preparation and stable supply of prepared injectable drugs corresponding to In addition, even for metals that are indispensable for the preparation of chemicals and have a higher specific gravity than other chemicals, stable injection can be achieved by coexisting highly viscous chemicals to form a uniform dispersion state. .
【図１】本発明の土壌浄化用薬品を調製するフローシー
トの一例である。FIG. 1 is an example of a flow sheet for preparing a soil purification chemical of the present invention.
【図２】本発明の土壌浄化用薬品を調製するフローシー
トの他の例である。FIG. 2 is another example of a flow sheet for preparing the soil purification chemical of the present invention.
２ Ａ薬品 ３ Ａ薬品溶液 ４ Ｂ薬品 ５ Ｂ薬品溶液 ６ 金属類 ７ 調製済注入薬品 ８、９ 流量計 １a Ａ薬品供給機 １b Ｂ薬品供給機 １m 金属類定量供給機 Ｐa Ａ薬品供給ポンプ Ｐb Ｂ薬品供給ポンプ Ｐm1，Ｐm2 投入ポンプ Ｔa Ａ薬品調製槽 Ｔb Ｂ薬品調製槽 Ｔm 金属類分散槽 Ｔc1, Ｔc2, Ｔc3 手動運転形態の槽2 A medicine 3 A medicine solution 4 B medicine 5 B medicine solution 6 Metals 7 Prepared infusion medicine 8, 9 Flow meter 1 a A medicine supply machine 1 b B medicine supply machine 1 m Metals quantitative supply machine Pa A medicine supply pump Pb B Chemical supply pump Pm 1 , Pm 2 supply pump Ta A chemical preparation tank Tb B chemical preparation tank Tm Metal dispersion tank Tc 1 , Tc 2 , Tc 3 Manual operation tank
Claims (17)
て、薬品を液状媒体に溶解または分散して土壌中に注入
する土壌浄化用薬品注入方法において、 液状媒体に、粘度を高めるための物質を添加し、その粘
度を１００ｃＰ以上とした後に、薬品を添加し、該薬品
を液状媒体中に均一に溶解または分散させることで、該
薬品の均等注入と沈降防止とを図ることを特徴とする土
壌浄化用薬品注入方法。1. A method for injecting a soil-purifying chemical into a soil by dissolving or dispersing the chemical in a liquid medium for the purpose of soil purification using a chemical, wherein a substance for increasing the viscosity is added to the liquid medium. After the viscosity is adjusted to 100 cP or more, a chemical is added, and the chemical is uniformly dissolved or dispersed in a liquid medium, whereby uniform injection of the chemical and prevention of sedimentation are achieved. For chemical injection.
て、複数種の薬品を液状媒体に溶解または分散して調製
済注入薬品とし土壌中に注入する土壌浄化用薬品注入方
法において、 液状媒体に、粘度を高めるための物質を添加し、その粘
度を１００ｃＰ以上とした後に、溶解度または比重が異
なる複数種の薬品を添加し、該複数種の薬品を液状媒体
中に均一に溶解または分散させることで、該複数種の薬
品の均等注入と不溶もしくは難溶性薬品および比重の大
きい薬品の沈降防止とを図ることを特徴とする土壌浄化
用薬品注入方法。2. A method for injecting a soil-purifying chemical into a soil, in which a plurality of chemicals are dissolved or dispersed in a liquid medium to prepare a prepared injection chemical and injected into the soil for the purpose of soil purification treatment using the chemical, By adding a substance for increasing the viscosity and making the viscosity 100 cP or more, adding a plurality of chemicals having different solubilities or specific gravities, and uniformly dissolving or dispersing the plurality of chemicals in a liquid medium. A method for injecting the soil-purifying chemicals, wherein uniform injection of the plural kinds of chemicals and prevention of sedimentation of insoluble or hardly soluble chemicals and chemicals having a large specific gravity.
を最終的に調製するための槽を設けることを特徴とする
請求項１または２記載の土壌浄化用薬品注入方法。3. The method for injecting a soil-purifying chemical according to claim 1, wherein a tank for finally preparing a prepared injection chemical for injecting into soil is provided.
を最終的に調製し、貯留し、注入のための抜き出しが１
つでできる槽を２以上設け、少なくとも１槽が注入のた
めの抜き出しを行っている間は、他の少なくとも１槽が
調製済注入薬品の最終調製または貯留を行うように該２
つ以上の槽のそれぞれの役割を切り換えることを特徴と
する請求項１〜３のいずれかに記載の土壌浄化用薬品注
入方法。4. A final preparation of a prepared injectable chemical for injection into soil, storage, and one withdrawal for injection.
Two or more tanks can be provided, and while at least one tank is performing withdrawal for injection, at least one other tank is used so as to perform final preparation or storage of the prepared injection medicine.
The method according to any one of claims 1 to 3, wherein a role of each of the one or more tanks is switched.
に分けて各々液状媒体に溶解または分散し、各溶解液ま
たは分散液を混合して最終調製済注入薬品としてから土
壌中に注入することを特徴とする請求項２記載の土壌浄
化用薬品注入方法。5. The plurality of types of chemicals are divided into several units by type and each is dissolved or dispersed in a liquid medium, and each of the solutions or dispersions is mixed to form a final prepared injection chemical and then injected into soil. The method for injecting a soil purification chemical according to claim 2, wherein:
に分けて各々液状媒体に溶解または分散するための槽を
設けることを特徴とする請求項５記載の土壌浄化用薬品
注入方法。6. The method for injecting a soil purification chemical according to claim 5, wherein a tank for dissolving or dispersing the plural kinds of chemicals in a liquid medium is provided separately for each kind.
に分けて各々液状媒体に溶解または分散する際に該溶解
量または分散量を適宜変化させるか、あるいは、各溶解
液または分散液を混合して最終調製済注入薬品とする際
に該溶解液または分散液の混合比を適宜変化させること
で、注入する該薬品の成分比を変化させることを特徴と
する請求項５記載の土壌浄化用薬品注入方法。7. When dissolving or dispersing the plurality of kinds of chemicals into several units by type and dissolving or dispersing them in a liquid medium, the amount of dissolution or dispersion is appropriately changed, or each solution or dispersion is The soil purification according to claim 5, wherein the mixing ratio of the solution or the dispersion liquid is changed as appropriate when mixing to obtain the final prepared injection chemical, thereby changing the component ratio of the injection chemical. For chemical injection.
に含まれる薬品の量を検知し、該量が一定になるように
該薬品の添加量を自動制御することを特徴とする請求項
１または２記載の土壌浄化用薬品注入方法。8. The method according to claim 1, wherein the amount of the medicine contained in the prepared injection medicine for injecting into the soil is detected, and the addition amount of the medicine is automatically controlled so that the amount becomes constant. 3. The method for injecting a soil purification chemical according to 1 or 2.
を最終的に調製するための槽のレベルを検知し、該検知
情報に基づいて、前記薬品または液状媒体の投入量を自
動制御することを特徴とする請求項３記載の土壌浄化用
薬品注入方法。9. A level of a tank for finally preparing a prepared injection chemical to be injected into soil is detected, and based on the detection information, an amount of the chemical or liquid medium to be injected is automatically controlled. The method for injecting a soil purification chemical according to claim 3, characterized in that:
品を最終的に調製するための槽へ流入する液の流入量を
検知し、該検知情報に基づいて、前記流入量を自動制御
することを特徴とする請求項３記載の土壌浄化用薬品注
入方法。10. An inflow amount of a liquid flowing into a tank for finally preparing a prepared infusion chemical for injecting into soil is detected, and the inflow amount is automatically controlled based on the detection information. The method for injecting a soil purification chemical according to claim 3, characterized in that:
段と、複数種の薬品が液状媒体に溶解または分散された
調製済注入薬品を土壌中に注入する手段とを有する土壌
浄化用薬品注入装置において、 該薬品投入前の液状媒体に粘度を高めるための物質を添
加する手段を有することを特徴とする土壌浄化用薬品注
入装置。11. A soil purification chemical injection having means for charging a plurality of types of chemicals into a liquid medium and means for injecting into a soil a prepared injection chemical in which a plurality of types of chemicals are dissolved or dispersed in a liquid medium. An apparatus for injecting a soil-purifying chemical, comprising: means for adding a substance for increasing viscosity to a liquid medium before the chemical is introduced.
品を最終的に調製するための槽を有することを特徴とす
る請求項１１記載の土壌浄化用薬品注入装置。12. The soil purification chemical injection device according to claim 11, further comprising a tank for finally preparing a prepared injection chemical for injection into the soil.
品を最終的に調製し、貯留し、注入のための抜き出しが
１つでできる槽を２以上と、該槽の少なくとも１槽が注
入のための抜き出しを行っている間は、他の少なくとも
１槽が調製済注入薬品の最終調製または貯留を行うよう
に該２つ以上の槽のそれぞれの役割を切り換える手段と
を有することを特徴とする請求項１１または１２記載の
土壌浄化用薬品注入装置。13. A final preparation of a prepared injectable chemical for injection into the soil, two or more tanks which can be withdrawn by a single extraction for injection, and at least one of the tanks is used for injection. Means for switching the respective roles of the two or more tanks so that at least one other tank performs the final preparation or storage of the prepared infusion drug while the withdrawal is being performed. The soil purification chemical injection device according to claim 11 or 12, wherein the soil purification chemical injection device is used.
かに分けて各々液状媒体に溶解または分散するための槽
を有することを特徴とする請求項１１記載の土壌浄化用
薬品注入装置。14. The soil-purifying chemical injection device according to claim 11, further comprising a tank for dividing the plurality of types of chemicals into several types and dissolving or dispersing them in a liquid medium.
品に含まれる薬品の量を検知する手段と、該量が一定に
なるように該薬品の添加量を自動制御する手段とを有す
ることを特徴とする請求項１１記載の土壌浄化用薬品注
入装置。15. Means for detecting the amount of a medicine contained in a prepared injection medicine for injecting into soil, and means for automatically controlling the addition amount of the medicine so that the amount is constant. The chemical injection device for soil purification according to claim 11, characterized in that:
品を最終的に調製するための槽のレベルを検知する手段
と、該検知情報に基づいて前記薬品または液状媒体の投
入量を自動制御する手段とを有することを特徴とする請
求項１１記載の土壌浄化用薬品注入装置。16. A means for detecting the level of a tank for finally preparing a prepared injection chemical for injection into soil, and automatically controlling the amount of the chemical or liquid medium to be charged based on the detection information. 12. The soil injection chemical injection device according to claim 11, further comprising:
品を最終的に調製するための槽へ流入する液の流入量を
検知する手段と、該検知情報に基づいて前記流入量を自
動制御する手段とを有することを特徴とする請求項１１
記載の土壌浄化用薬品注入装置。17. A means for detecting an inflow amount of a liquid flowing into a tank for finally preparing a prepared injection chemical for injecting into soil, and automatically controlling the inflow amount based on the detection information. And means for performing the operation.
The chemical injection device for soil purification according to the above.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10339811A JP2000157963A (en) | 1998-11-30 | 1998-11-30 | Method of injecting soil purifying chemical and device therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10339811A JP2000157963A (en) | 1998-11-30 | 1998-11-30 | Method of injecting soil purifying chemical and device therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000157963A true JP2000157963A (en) | 2000-06-13 |
Family
ID=18331049
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10339811A Pending JP2000157963A (en) | 1998-11-30 | 1998-11-30 | Method of injecting soil purifying chemical and device therefor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000157963A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007105550A (en) * | 2005-08-30 | 2007-04-26 | Chem Grouting Co Ltd | Method for jetting granular substance |
| CN107096791A (en) * | 2017-05-09 | 2017-08-29 | 江苏盖亚环境科技股份有限公司 | A kind of nanoscale multiple spot injection unitary module smart machine in situ |
-
1998
- 1998-11-30 JP JP10339811A patent/JP2000157963A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007105550A (en) * | 2005-08-30 | 2007-04-26 | Chem Grouting Co Ltd | Method for jetting granular substance |
| JP4592016B2 (en) * | 2005-08-30 | 2010-12-01 | ケミカルグラウト株式会社 | Powder body injection method |
| CN107096791A (en) * | 2017-05-09 | 2017-08-29 | 江苏盖亚环境科技股份有限公司 | A kind of nanoscale multiple spot injection unitary module smart machine in situ |
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