JP2005313158A - Hot spring water treating device removing solid substance such as sulfur oxide in hot spring water - Google Patents
Hot spring water treating device removing solid substance such as sulfur oxide in hot spring water Download PDFInfo
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本発明は温泉水溶存物質である硫黄酸化物等固形物を比重差と沈殿分離方法によって除去する温泉水処理装置に関する。 The present invention relates to a hot spring water treatment apparatus that removes solid substances such as sulfur oxides, which are hot spring water-soluble substances, using a difference in specific gravity and a precipitation separation method.
特開2003−181488号(以下、特許文献1という)に、「有機性排水を導入して活性汚泥により好気性生物処理する曝気槽と、該曝気槽から送られる懸濁液を固液分離する沈殿槽と、該沈殿槽で沈殿した汚泥を直接又は間接に曝気槽に返送する返送手段と、該返送汚泥の一部を余剰汚泥として引き抜き脱水処理する脱水機を有する有機性排水の処理装置において、前記沈殿槽から引き抜かれた汚泥を前記曝気槽に返送する際の返送汚泥量を有機性排水量の1.5〜10倍量に調整する手段を有し、前記沈殿槽から引き抜いた余剰汚泥を濃縮後脱水に有効な薬剤を有効な量まで添加せずに脱水処理する脱水機が電気浸透機能を有するフィルタープレス型脱水機であることを特徴とする有機性排水の処理装置の請求項。また、図1。」の記載がある。 Japanese Patent Application Laid-Open No. 2003-181488 (hereinafter referred to as Patent Document 1) “Solid-liquid separation of an aeration tank in which organic waste water is introduced and an aerobic biological treatment is performed with activated sludge, and a suspension sent from the aeration tank. In an organic wastewater treatment apparatus having a settling tank, a return means for directly or indirectly returning sludge precipitated in the settling tank to an aeration tank, and a dehydrator for extracting and dewatering a part of the returned sludge as excess sludge And a means for adjusting the amount of returned sludge when returning the sludge extracted from the settling tank to the aeration tank to be 1.5 to 10 times the amount of organic waste water, and surplus sludge extracted from the settling tank Claim of the organic waste water treatment apparatus, wherein the dehydrator for performing dehydration without adding a chemical effective for dehydration after concentration to an effective amount is a filter press type dehydrator having an electroosmotic function. Of FIG. Mounting there is.
特開2003−300077号(以下、特許文献2という)に、「図面の参照符号を付して示せば、重金属及びダイオキシンと固形物を含む廃水W0 中の粗粒固形物S1を分離除去する傾斜分離器1と、該傾斜分離器1を通過した廃水中の細粒固形物S2を沈殿させる沈殿槽2と、該沈殿槽2の液W1 を導入して液中の重金属成分を不溶化及びフロック化する反応凝集槽3と、該反応凝集槽3から送られる液中のフロックFを沈降分離させる沈降分離槽4と、該沈降分離槽4の液W2 を通過させて液中の懸濁粒子を捕捉する濾過器(カートリッジフィルター)5A,5Bと、該濾過器を通過した液中の有害成分を吸着分離する活性炭吸着器6とを備え、前記傾斜分離器1は、廃水導入口(導入ノズル)11より供給される廃水W0 を傾斜路10へ導き、該傾斜路10の底面に設けた簀の子状通水口12を通して、下方に配置した前記沈殿分離槽2の開口部20aへ流下させると共に、該通水口12を通過しない粗粒固形物S1を前記傾斜路10の下端排出口13より排出するように構成され、前記反応凝集槽3は、薬剤との反応を行う反応タンク部31と、凝集剤によるフロック化を行う凝集タンク部33とを有してなる構成を採用したものである。(特許文献2の第0007段落)また、図3、図4。」の記載例がある。
Japanese Patent Laid-Open No. 2003-300077 (hereinafter referred to as “Patent Document 2”), “Inclination for separating and removing coarse solids S1 in wastewater W0 containing heavy metals, dioxins, and solids if shown with reference numerals in the drawings.
特開2003−62410号(以下、特許文献3という)に、「ケーシングと、柔軟性を有し、上記ケーシング内部に弛ませた状態で横または斜めにして設けてある濾過材と、当該濾過材の下方側に処理液を供給する給液手段と、上記濾過材の上方側から処理液を排出する排液手段と、上記濾過材で濾過されて沈殿した固形物を排出する沈殿物排出手段と、を備えていることを特徴とする、廃水処理装置である。(特許文献3の第0014段落)」の記載例がある。 Japanese Patent Application Laid-Open No. 2003-62410 (hereinafter referred to as Patent Document 3) states that “a casing, a filter medium that has flexibility and is provided sideways or obliquely in a slack state inside the casing, and the filter medium. Liquid supply means for supplying the treatment liquid to the lower side of the filter, drainage means for discharging the treatment liquid from the upper side of the filter medium, and sediment discharge means for discharging the solid substance filtered and precipitated by the filter medium; There is a description example of “a wastewater treatment apparatus characterized in that (paragraph 0014 of Patent Document 3)”.
しかしながら、特許文献1は有機性排水を活性汚泥により好気性生物処理し、沈殿槽で固液分離し、沈殿した汚泥を直接又は間接に曝気槽返送するとともにその一部を汚泥として引き抜き脱水処理する有機性排水の処理方法であり、槽の上層部から処理水を排出し、槽の底部から曝気していて、連結槽を単に壁で遮蔽し、沈殿物を分離できない。
However,
特許文献2は重金属及びダイオキシンと固形物を含む廃水中の粗粒固形物を分離除去また、廃水中の細粒固形物を沈殿分離させ凝集剤によるフロック化を行う廃水処理装置であり、傾斜分離器により固液分離し、上層部からオーバーフローした廃液をポンプにより排水し、さらに凝集し、沈殿槽の上澄を排水するので、ポンプなどの排水機が必要であり、温泉水に適用することができない。 Patent Document 2 is a wastewater treatment apparatus that separates and removes coarse solids in wastewater containing heavy metals and dioxins and solids, and precipitates and separates fine solids in wastewater and flocates with a flocculant. The waste liquid overflowed from the upper layer is drained by a pump, further agglomerated, and the supernatant of the sedimentation tank is drained, so a drainage device such as a pump is required and can be applied to hot spring water. Can not.
特許文献3は廃水から懸濁物資を除去し、清浄水をつくることができる廃水処理装置において、濾過材の逆洗作業と処理液に凝集剤を添加する廃水処理装置であるが、自然沈殿槽を二箇所設けているが、これらの槽によって流量を調整することができない。濾過材があるため温泉水に適用できない。 Patent Document 3 is a wastewater treatment apparatus that removes suspended solids from wastewater and can produce clean water, and is a wastewater treatment apparatus that adds a flocculant to the backwashing operation of the filter medium and the treatment liquid. However, the flow rate cannot be adjusted by these tanks. Cannot be applied to hot spring water because of the filtering material.
本発明は、温泉水の温泉効果の減少を抑制する。さらに、温泉水施設の管路、栓類の日常的整備の作業からの解放や部材の取替えコスト、ランニングコスト等を大幅に改善し、機器の耐久年数も増すなど副次効果も含めたイニシャルコスト、ランニングコスト等のコストダウンに有効である温泉水処理装置を提供することを目的とする。 The present invention suppresses a decrease in hot spring effect of hot spring water. In addition, the initial cost including secondary effects such as the release of pipes and plugs for hot spring water facilities from daily maintenance work, the cost of replacing parts, running costs, etc., and the durability of the equipment will increase. An object of the present invention is to provide a hot spring water treatment apparatus that is effective in reducing costs such as running costs.
本発明は、沈殿分離槽、滞流槽、貯留槽を構成し、整流板、沈殿促進板の制御機構と比重差による沈殿分離作用機構による温泉水処理方法は、ポイントとなる温泉効果の阻害もなく当初の目的を実現したものである。 The present invention constitutes a sedimentation separation tank, a stagnation tank, and a storage tank, and the hot spring water treatment method by the control mechanism of the rectifying plate and the sedimentation promotion plate and the sedimentation separation mechanism by the specific gravity difference also inhibits the hot spring effect that is the point. The original purpose was realized.
本発明にいう温泉水の処理方法は、比重差による沈殿分離法であり、温泉水中の溶存物質および固形物を除去し、温泉水の浄化度を高め、温泉効果の阻害のない方法である。
本発明で使用する温泉水処理装置は、比重差による沈殿分離方法を用いた物であって、具体的には、沈殿分離槽、滞流槽、貯留槽から構成され、中仕切り槽形状も含まれる。発明の温泉水処理は、中仕切り槽形状の工夫により処理効果を高めていることを特徴とする。
The treatment method of the hot spring water according to the present invention is a precipitation separation method based on a difference in specific gravity, which is a method that removes dissolved substances and solids in the hot spring water, increases the purification degree of the hot spring water, and does not inhibit the hot spring effect.
The hot spring water treatment apparatus used in the present invention is a thing using a precipitation separation method based on a difference in specific gravity, and specifically comprises a precipitation separation tank, a stagnation tank, and a storage tank, and includes a partition tank shape. It is. The hot spring water treatment of the invention is characterized in that the treatment effect is enhanced by the device of the shape of the partition tank.
本発明の温泉水処理装置は、沈殿槽と、滞流槽と、貯留槽とから構成される。本発明の温泉水処理装置は、流入管と、整流板と、沈殿促進板と、連絡弁と、連絡管と、オーバーフロー管と、通気管と、排出口と、吸込口とからなる。定流量弁と、ボールタップと、槽内液面計を含むものも本発明である。 The hot spring water treatment apparatus of the present invention includes a sedimentation tank, a stagnation tank, and a storage tank. The hot spring water treatment apparatus of the present invention includes an inflow pipe, a rectifying plate, a precipitation promoting plate, a communication valve, a communication pipe, an overflow pipe, a vent pipe, a discharge port, and a suction port. The present invention includes a constant flow valve, a ball tap, and an in-tank level gauge.
また、本発明の温泉水処理装置は、処理槽を沈殿分離槽と、滞流槽と、貯留槽と整流板を含む。例えば、第1槽沈殿分離槽と、第2槽滞流槽と、第3槽貯留槽と3つの槽から構成される温泉水処理装置も本発明である。沈殿分離槽と滞流槽と間の下部に流路を設けた整流板と滞流槽中間上部に流路を設けた沈殿促進板を含むものも本発明の温泉水処理装置である。
さらに、本発明の温泉水処理装置は、沈殿槽下部と滞流槽下部一部に沈殿した硫黄酸化物および/または無機物などの固形物、一部液を固液と共に排出される排出口を含む。沈殿槽と滞流槽との間に設けた整流板下部と底面間隔と、滞流槽中間に設けた沈殿促進板上部と有効水位間隔と、滞流槽と貯留槽と間に設けた整流板上部と有効水位間隔は硫黄酸化物を含む固形物の比重差と沈殿速度と滞流時間を含むものも本発明の温泉水処理装置である。
Moreover, the hot spring water treatment apparatus of this invention contains a sedimentation tank, a stagnation tank, a storage tank, and a baffle plate as a processing tank. For example, a hot spring water treatment apparatus including a first tank sedimentation tank, a second tank stagnation tank, a third tank storage tank, and three tanks is also the present invention. The hot spring water treatment apparatus of the present invention includes a rectifying plate having a flow path in the lower part between the sedimentation separation tank and the stagnation tank and a precipitation promoting plate having a flow path in the middle upper part of the stagnation tank.
Furthermore, the hot spring water treatment apparatus of the present invention includes a discharge port through which solid matter such as sulfur oxides and / or inorganic matter precipitated in the lower part of the sedimentation tank and the lower part of the stagnation tank, and part of the liquid is discharged together with the solid liquid. . The lower part of the rectifying plate and the bottom surface provided between the settling tank and the stagnation tank, the upper part of the precipitation promoting plate provided in the middle of the stagnation tank, the effective water level interval, and the rectifying plate provided between the stagnation tank and the storage tank The hot spring water treatment apparatus according to the present invention also includes an interval between the upper portion and the effective water level that includes a difference in specific gravity of solids containing sulfur oxides, a sedimentation speed, and a stagnation time.
また、処理槽を構成する沈殿分離槽内に設けた整流板下部の流路間隔を処理槽有効水位の1/10〜1/15とし、又、滞流槽内に設けた沈殿促進板の高さを処理槽有効水位の1/4〜1/5とし、滞流槽と貯留槽を分割する整流板の高さを処理槽有効水位の1/2〜3/4とする温泉水の処理装置である。
処理槽底部に設けた2つの排出口の位置及び大きさとして、沈殿分離槽と滞流槽を分割する整流板の底部に設け、底部には排出口に向かって1/100〜1/50の勾配を設け、排出口の大きさとして処理槽容量と沈殿物の堆積量に対応した口径の排出口を設け、又、滞流槽と貯留槽を分割する整流板の底部の排出口も同様とすることを特徴とする温泉水の処理装置でもある。
処理槽を構成する滞流槽と貯留槽との間に設ける連絡管及び連絡弁を設け、貯留槽内の温泉水を大量放出した場合、不足分を滞流槽から一時的に補給する装置を有するものも本発明の温泉水の処理装置である。
In addition, the flow path interval at the bottom of the rectifying plate provided in the precipitation separation tank constituting the treatment tank is set to 1/10 to 1/15 of the effective water level of the treatment tank, and the height of the precipitation promoting plate provided in the stagnation tank is set. The treatment device for hot spring water with the height of 1/4 to 1/5 of the effective water level of the treatment tank and the height of the rectifying plate dividing the stagnation tank and the storage tank to 1/2 to 3/4 of the effective water level of the treatment tank It is.
The position and size of the two outlets provided at the bottom of the treatment tank are provided at the bottom of the rectifying plate that divides the sedimentation separation tank and the stagnation tank, and the bottom is 1/100 to 1/50 toward the outlet. Provide a slope, provide a discharge port with a diameter corresponding to the capacity of the treatment tank and the amount of sediment deposited as the size of the discharge port, and the discharge port at the bottom of the rectifying plate that divides the stagnation tank and the storage tank It is also a hot spring water treatment device.
A communication pipe and a communication valve provided between the stagnation tank and the storage tank constituting the treatment tank are provided, and when a large amount of hot spring water in the storage tank is released, a device for temporarily supplying the shortage from the stagnation tank What has is also the hot-water treatment apparatus of the present invention.
本発明の温泉水処理方法は、温泉水の処理槽の最終槽貯留槽内に、耐食性・防錆性・耐熱性・耐酸性等を有する材料であるステンレス材・プラスチック材を使用する、熱交換機能を有する加熱管を設置し、この加熱管内に源泉からの温泉水を流入し、第1槽沈殿槽に導出することにより温泉水の温度を制御することを特徴とする。
本発明の温泉水処理装置は、温泉水の処理槽の最終槽貯留槽内に、耐食性・防錆性・耐熱性・耐酸性等を有する材料であるステンレス材・プラスチック材を使用する、熱交換機能を有する加熱管と、この加熱管内に源泉からの温泉水を流入し、第1槽沈殿槽に導出することにより温泉水の温度を制御する装置とを挿入することを特徴とする。
The hot spring water treatment method of the present invention uses a stainless steel / plastic material which is a material having corrosion resistance, rust prevention, heat resistance, acid resistance, etc. in the final tank storage tank of the hot spring water treatment tank, heat exchange. A heating pipe having a function is installed, and the temperature of the hot spring water is controlled by flowing the hot spring water from the source into the heating pipe and leading it to the first tank settling tank.
The hot spring water treatment apparatus of the present invention uses a stainless steel / plastic material that is a material having corrosion resistance, rust resistance, heat resistance, acid resistance, etc. in the final tank storage tank of the hot spring water treatment tank, heat exchange. A heating pipe having a function and a device for controlling the temperature of the hot spring water by flowing the hot spring water from the source into the heating pipe and leading to the first tank settling tank are inserted.
以上説明したように本発明により、市場の要請に対応できる温泉水処理装置は、水栓類の詰まりは解消し、施設の機能も十分にその役目を果たしている。
また、管路、栓類の日常的整備の手間から開放され、ろ過材の取り替えもないこと等から、ランニングコストが大幅に改善され、さらに機器の耐久年数も増す副次的効果も含めランニングコストは十分の一と大幅なコストダウンとなる。
温泉水中に含有する硫黄酸化物等は完全に除去され、温泉水の浄化度は高まりポイントとなる温泉効果の阻害もなく当初の目的を達成した。
As described above, according to the present invention, the hot spring water treatment apparatus capable of meeting the demands of the market eliminates the plugging of the faucets and sufficiently fulfills the function of the facility.
In addition, it eliminates the need for routine maintenance of pipes and plugs, and there is no need to replace filter media, so running costs are greatly improved, and running costs including secondary effects that increase the durability of equipment are included. This is a tenth and a significant cost reduction.
The sulfur oxides contained in the hot spring water were completely removed, the purification of the hot spring water was increased, and the original purpose was achieved without hindering the hot spring effect.
温泉水施設の実態を調査したところ、
a)栓内部が全て「湯の花」で覆いつぶされていた。
b)配管の曲がり部分、器具類との接続部分は「湯の花」でほとんど隔間がない。
c)浴槽、露天風呂の縁、洗い場に「湯の花」が堆積し、また底部に大量に噴出している。
After investigating the actual conditions of hot spring water facilities,
a) The inside of the stopper was completely covered with “Yu no Hana”.
b) The bent part of the pipe and the connecting part with the appliances are “yuhana” and there is almost no gap.
c) “Yuna no Hana” accumulates on the edge of the bathtub and the open-air bath, and in the washing area, and a large amount of water erupts at the bottom.
築6ヶ月のリゾートホテル温泉の温泉施設の配管および水栓類が詰まって支障をきたすので、以下の「湯の花除去」対策を講じる必要がある。
a)コストがかからないこと
b)メンテナンスがしやすいこと
c)耐久性があること
d)せっかくいい温泉の泉質を変えないこと
Since the pipes and faucets of the hot spring facilities of the resort hotel hot springs that are 6 months old are clogged, it is necessary to take the following measures to remove hot water.
a) No cost b) Easy maintenance c) Durable d) Don't change the quality of hot springs
上記の課題を考慮して湯の花除去、施設を検討するに当たり、まず、鹿児島県内の既設温泉施設を調査および当温泉の泉質分析を行なった。いくつかの温泉では泉質により程度の差こそあれ腐食性もなく、特別施設を設けていないものもあったが、一般的に前処理として、既設温泉の各種装置は砂ろ過器、けいそう土ろ過器、カートリッジろ過器などがつかわれており、温泉水処理対策としては、ろ過材による除去方式が用いられている。調査した範囲においては、湯の花除去対策には、まだ効果的な湯の花除去装置は見当たらない。 In consideration of the above issues, the hot spring flower removal and the facilities were examined. First, the existing hot spring facilities in Kagoshima Prefecture were surveyed and the quality of the hot springs was analyzed. Some hot springs were not corrosive to some extent depending on the quality of the springs, and there were no special facilities. However, as a pretreatment, the existing hot springs generally use sand filters, diatomaceous earth. Filters, cartridge filters, etc. are used, and as a hot spring water treatment measure, a removal method using a filter medium is used. In the surveyed area, no effective hot water removal device has yet been found as a hot water removal measure.
つぎに、当温泉の泉質分析を鹿児島県環境技術協会に依頼した。泉質試験では、顕微鏡観察、燃焼試験、蛍光X線分析などさまざまな方法で分析を行なった結果、無機質が主体であると推定された。蛍光X線分析で測定したところ、硫黄、ケイ素、アルミニウム、カルシウムなどの無機物が含有され、特に硫黄が35wt%含まれていることが分かった。この結果を三酸化硫黄の形に換算すると実に87wt%になる。
又、温泉水造成の過程において、水に温泉の噴気を注入して作る噴気造成型温泉であることから、温泉噴気に含まれていた硫黄が水に吸収されてできる液体で黄色の流動性がある入硫黄(ラムダ硫黄)とよばれる硫黄元素が鎖状につながったり、からみあったりした構成の硫黄元素も含有されていた。以上の結果から当温泉の泉質は湯の花や固形物が非常に多く、また高温で腐食性もある。
Next, we requested the Kagoshima Prefectural Environmental Technology Association to analyze the quality of the hot spring. In the spring quality test, as a result of analysis by various methods such as microscopic observation, combustion test, and fluorescent X-ray analysis, it was estimated that the mineral was mainly used. When measured by fluorescent X-ray analysis, it was found that inorganic substances such as sulfur, silicon, aluminum and calcium were contained, and in particular, 35 wt% of sulfur was contained. When this result is converted into the form of sulfur trioxide, it is actually 87 wt%.
In addition, because it is a fumarole molded hot spring that is created by injecting hot spring fumarole into the water during the hot spring water creation process, it is a liquid that is formed by absorbing sulfur contained in the hot spring fumarole and has a yellow fluidity. There was also a sulfur element with a structure in which a certain element of sulfur (called lambda sulfur) was linked or entangled. From the above results, the hot spring water is very hot and solid, and is corrosive at high temperatures.
溶解性無機質が析出したものや固形物の処理方法を検討するため、温泉水を容器にとり、40分間放置したところ、沈殿分離が確認された。
そこで、比重差による沈殿分離による固形物を含有する溶解性無機質が除去されることを確認し、さらに温泉水を貯留し、上記の事柄を踏まえて、比重差による沈殿分離方式により固形物を含む溶存物質除去装置の開発に取り組んだ。
温泉水の処理方法はポイントとなる温泉効果の阻害もなく、当初の目的を達成することである。温泉水の処理方法および本発明の一形態の装置の概略図を図1に示し、説明する。
In order to examine the treatment method for the solid matter or the deposit of soluble inorganic matter, hot spring water was placed in a container and allowed to stand for 40 minutes. As a result, precipitation separation was confirmed.
Therefore, it was confirmed that soluble minerals containing solids by precipitation separation due to specific gravity differences were removed, and hot spring water was further stored, and solid substances were included by precipitation separation methods based on specific gravity differences based on the above matters. Worked on the development of a device for removing dissolved substances.
The treatment method of the hot spring water is to achieve the original purpose without obstructing the hot spring effect as a point. A schematic diagram of a hot spring water treatment method and an apparatus according to one embodiment of the present invention is shown in FIG.
図1において、11は処理槽内に流入する温泉水、20は温泉水流入量を一定流量に調整する定流量弁、12・25は処理槽を構成する第1槽沈殿槽に流入する流入口、28は処理槽、17は流入した温泉水を沈殿分離する沈殿槽、15は沈殿槽、滞流槽18aの一部を含む沈殿物質を排出する排出口、27は沈殿物を排出口より排出させる排出弁、13aは沈殿槽内に流入した温泉水の流れを一定流とさせる整流板である。
In FIG. 1, 11 is hot spring water flowing into the treatment tank, 20 is a constant flow valve for adjusting the amount of hot spring water inflow to a constant flow rate, and 12 and 25 are inlets that flow into the first tank settling tank constituting the treatment tank. , 28 is a treatment tank, 17 is a sedimentation tank that precipitates and separates the hot spring water that has flowed in, 15 is a sedimentation tank, a discharge port that discharges a sediment containing part of the
図1において、24は処理槽内において分離した空気・蒸発気を逃がす通気口21は槽全体のオーバーフロー口である。
図1において、14は沈殿分離槽内で除去されずに滞流槽内に流入した温泉水中の固形物と整流板を含む沈殿槽内での沈殿を促進させるための沈殿促進板、18aは滞流槽、18bは滞流槽一部、21は処理槽全体のオーバーフロー口である。
In FIG. 1, reference numeral 24 denotes an air vent 21 through which air / evaporated air separated in the treatment tank is released is an overflow port of the entire tank.
In FIG. 1,
図1において、14は沈殿分離槽内で除去されずに滞流槽内に流入した温泉水の固形物を滞留させることによって沈殿を促進する沈殿促進板である。
図1において、19は処理槽を構成する処理した温泉水を貯留する貯留槽である。23,26は沈殿槽内に流入する温泉水量と使用状況により貯留槽内の温泉処理水とのバランスが崩れた場合、滞流槽内の温泉水を貯留槽に一時的に補給するための連絡弁26と連絡管23、16はポンプ又は自然流下の吸込口、22は槽内液面計である。
In FIG. 1,
In FIG. 1, 19 is a storage tank which stores the processed hot spring water which comprises a processing tank. 23 and 26 are communications for temporarily replenishing the storage tank with the hot spring water in the stagnation tank when the balance between the hot spring water flowing into the settling tank and the hot spring treatment water in the storage tank is lost due to usage conditions. The
図2において、沈殿槽底部17及び滞流槽底部一部18aに分離沈殿した硫黄酸化物質等を含む固形物を排出する排出口15と排出弁27を整流板13a直下に設け、沈殿槽底部及び沈殿促進板14に囲まれた滞流槽底部一部の両槽底部を含むに分離沈殿した硫黄酸化物質等を含む固形物を排出する。
In FIG. 2, a
図3において、沈殿促進板14に囲まれた滞流槽底部一部18bと貯留槽底部に分離沈殿した硫黄酸化物質を含む固形物を排出する排出口15と排出弁27を整流板13b直下に設け、沈殿促進板14に囲まれた滞流槽底部一部と貯留槽底部に分離沈殿した硫黄酸化物を含む固形物を排出する。
In FIG. 3, the
図4において、沈殿槽内に流入する温泉水量と使用状況により貯留槽内の温泉処理水とのバランスが崩れた時、滞流槽内の温泉水を貯留槽内に一時的に補給するための連絡弁26と連絡管23である。
In FIG. 4, when the balance between the hot spring water flowing into the settling tank and the hot spring treatment water in the storage tank is lost due to the usage situation, the hot spring water in the stagnant tank is temporarily replenished into the storage tank. A
図5において、実施例1を行う前に使用した実験槽である。温泉水分析表を参考に、成分の比重量に着目し、温泉水をこの実験槽内一杯に貯留して、温泉水中の硫黄酸化物を含む固形物の状態を観察した。しばらくして、温泉水中の固形物の一部が分離沈降を始め実験槽底面に体積した。貯留後、10分位から分離沈降し、約120分で温泉水中の固形物は略100%沈殿堆積した。 In FIG. 5, it is the experiment tank used before performing Example 1. FIG. With reference to the hot spring water analysis table, paying attention to the specific weight of the components, hot spring water was stored in the test tank, and the state of solid matter containing sulfur oxides in the hot spring water was observed. After a while, a part of the solids in the hot spring water began to separate and settled, and volumeed on the bottom of the experimental tank. After storage, about 10 minutes were separated and settled, and solids in the hot spring water were deposited approximately 100% in about 120 minutes.
上記、実験結果を基にさまざまな様態を想定し、シミュレーションを作った。流入量と使用量とから槽の大きさと、滞流時間と、貯留量との関係を表1に示す。 Based on the above experimental results, various modes were assumed and simulations were made. Table 1 shows the relationship between the amount of inflow and the amount of use, the size of the tank, the stagnation time, and the amount of storage.
以下、本発明による温泉水処理装置の実施例について、図表を参照して記述する。
本施設の設計にあたって、温泉水供給量40l/分、浴槽は既存の施設、使用人員は過去最大時の実績(50人/人)などの与条件にもとづき湯の花等の固形物除去100%を目指し、図1に示す処理槽を設計した。図1において、温泉水処理装置は幅1m、高さ2.5m、奥行き2.5mのステンレス製のもので、容積6.25m3、有効容積5.0m3とした。槽内流速0.05m/分とし、滞流時間を240分が得られるものとした。
Hereinafter, embodiments of the hot spring water treatment apparatus according to the present invention will be described with reference to the drawings.
In designing this facility, we aim for 100% removal of solids such as hot spring flowers based on the conditions such as the supply of hot spring water of 40 l / min, the existing facility for the bathtub, and the actual number of employees (50 people / person). The treatment tank shown in FIG. 1 was designed. In FIG. 1, the hot spring water treatment apparatus is made of stainless steel having a width of 1 m, a height of 2.5 m, and a depth of 2.5 m, and has a volume of 6.25 m 3 and an effective volume of 5.0 m 3 . The flow rate in the tank was 0.05 m / min, and the stagnation time was 240 minutes.
温泉水処理装置開発において工夫検討した事項は、温泉水処理装置の設計において温度効果を確認し、設備設置管理費の節減を図るとともに所定の湯の花など固形物除去の目的を達成し、泉質の変化のないきれいな温泉水にするために工夫したことは以下のとおりである。
沈殿分離効果を高めるため、湯の流れをできるだけ静流とする。そのため温泉水処理槽を3つの槽に分けその間にそれぞれ整流板を設置した。槽の第1と第2の間の整流板は下部200mmの間隔、第2と第3の間は上部に流入口水位下400mmの高さまでの整流板を設け流路とした。また第2槽内に初期の流れを静流にするため沈殿促進板を設けた。
The items that were devised in the development of hot spring water treatment equipment were confirmed by checking the temperature effect in the design of the hot spring water treatment equipment, reducing the facility installation management costs, achieving the purpose of removing solids such as certain hot spring flowers, The followings were devised to make clean hot spring water without change.
To enhance the precipitation separation effect, make the hot water flow as static as possible. Therefore, the hot spring water treatment tank was divided into three tanks, and a current plate was installed between them. The flow straightening plate between the first and second tanks is provided with a gap of 200 mm at the bottom, and between the second and third flow straightening plates up to a height of 400 mm below the inlet water level. A precipitation promoting plate was provided in the second tank to make the initial flow static.
処理槽第1槽沈殿分離槽内に設けた整流板下部の流路間隔は、処理槽有効水位の1/10〜1/15とする。また、第2槽滞流槽内に設けた沈殿促進板の高さは、処理槽有効水位の1/4〜1/5とする。第2槽滞流槽と第3槽貯留槽を分割する整流板の高さは処理槽有効水位の1/2〜3/4とする。 The flow path interval below the rectifying plate provided in the treatment tank first tank precipitation separation tank is set to 1/10 to 1/15 of the treatment tank effective water level. Moreover, the height of the precipitation acceleration | stimulation board provided in the 2nd tank stagnation tank shall be 1 / 4-1 / 5 of a processing tank effective water level. The height of the rectifying plate that divides the second tank stagnation tank and the third tank storage tank is set to 1/2 to 3/4 of the effective water level of the processing tank.
つぎに温泉水処理槽は、処理槽第1槽を沈殿分離槽、第2槽を滞流槽、第3槽を貯留槽とした。
沈殿槽内で、ほとんど固形物および溶存物質を沈殿させるため、温泉水の流入を静流とするため整流板を下部まで設置し、溶存物質および固形物質の沈殿効果を高める工夫をした。
第2槽と第3槽との間の整流板は、下部より上部方向に高く設置した。これは第1槽、第2槽内の流れを整流にし、滞流時間を長く、第1槽、第2槽内での沈殿を促進するためである。
第3槽内に流入する温泉水は、第2槽と第3槽との間の整流板上部を溢流し、第3槽内に貯留し吸込口よりポンプ等または、自然流下によって施設に供給される。
Next, in the hot spring water treatment tank, the first tank was a precipitation separation tank, the second tank was a stagnation tank, and the third tank was a storage tank.
In order to precipitate almost all solid substances and dissolved substances in the settling tank, a rectifying plate was installed at the bottom to make the inflow of hot spring water a static flow, and a device was devised to enhance the precipitation effect of dissolved substances and solid substances.
The rectifying plate between the second tank and the third tank was installed higher in the upper direction than in the lower part. This is because the flow in the first tank and the second tank is rectified, the stagnation time is lengthened, and the precipitation in the first tank and the second tank is promoted.
Hot spring water flowing into the third tank overflows the upper part of the current plate between the second tank and the third tank, is stored in the third tank, and is supplied to the facility from the suction port by a natural flow or the like. The
本温泉水処理設置の特徴は、温泉水中の溶存物質および含有する物質を効率的に除去するため中仕切り槽形状にある。
処理された温泉水の使用開始に際し、一時的に貯留槽内の温泉水が不足するのを防止するため、滞流槽と貯留槽間を二段に分けて連絡管を設け、適宣開閉し、使用量に応じた開閉を行なう。これは非常時的なものであって、普段は供給量と使用量を考慮し、設計してあるので開閉する必要はない。
The feature of this hot spring water treatment installation is the shape of the partition tank in order to efficiently remove dissolved substances and contained substances in the hot spring water.
In order to prevent temporary shortage of hot spring water in the storage tank at the start of use of the treated hot spring water, a connecting pipe is provided in two stages between the stagnant tank and the storage tank, and it is opened and closed appropriately. Open and close according to usage. This is an emergency, and it is not necessary to open and close because it is usually designed in consideration of supply and usage.
温泉水処理槽内に流入する温泉水は、当初層流あるいは乱流、または複合的な流れを想定し、沈殿槽内の整流板によって流れは流下するに伴ない整流となり、温泉水の物質は比重差によって分離を始め、温泉水より重い物質は下部に沈殿する。物質の一部を含む温泉水は整流板下部流路を通って滞流槽内の沈殿促進板によって流れの一部は静流に変化し、残りの温泉水中の残留物質は分離して下部に沈殿する。流れが進むにつれ、温泉水は沈殿促進板上部を溢流し、滞流槽と貯留槽間の整流板によって流れは遮断され滞流される。さらに分離され、蒸発気等もここで分離し通気管より大気中に放出される。
完全に浄化された温泉水は整流板上部を溢流し貯留槽に貯えられる。
The hot spring water that flows into the hot spring water treatment tank is initially assumed to be laminar, turbulent, or complex flow, and the flow of the hot spring water is rectified by the flow straightening plate in the settling tank. Separation starts due to the difference in specific gravity, and substances heavier than hot spring water settle down. The hot spring water that contains a part of the substance passes through the lower flow path of the rectifying plate and the flow is partially changed by the sedimentation promoting plate in the turbulence tank, and the remaining material in the remaining hot spring water is separated into the lower part. Precipitate. As the flow progresses, the hot spring water overflows the upper part of the sedimentation promotion plate, and the flow is blocked by the rectifying plate between the stagnation tank and the storage tank. Further, it is separated, and the vapor or the like is separated here and released from the vent pipe into the atmosphere.
Completely purified hot spring water overflows the upper part of the current plate and is stored in the storage tank.
当温泉水の湯の花を含む付着物を蛍光X線を用いて分析した。その結果を表2に示した。 The deposits containing the hot spring water were analyzed using fluorescent X-rays. The results are shown in Table 2.
図1において、表1による分析の結果、硫黄酸化物を含む付着物が温泉水より重いことに着目し、比重差による沈殿分離方法を用いて除去するために製作した実例温泉水処理装置である。
〔比較例1〕
In FIG. 1, it is an example hot spring water treatment apparatus manufactured to remove using a precipitation separation method based on a difference in specific gravity, focusing on the fact that deposits containing sulfur oxides are heavier than hot spring water as a result of analysis according to Table 1. .
[Comparative Example 1]
図5においては、整流板を設けない実験用温泉水処理装置で実際に温泉水を用いて実験した結果、硫黄酸化物を含む付着物の沈殿分離による除去が不完全で改善する余地が必要であった。 In FIG. 5, as a result of an actual experiment using hot spring water in an experimental hot spring water treatment apparatus not provided with a current plate, there is a need for room for improvement due to incomplete removal of deposits containing sulfur oxides by precipitation separation. there were.
処理槽底部に設けた二つの排出口の位置及び大きさは沈殿分離槽と滞流槽を分割する整流板真下の底部中央に設け底部口は排出口に向かって1/100〜1/50の勾配を設ける排出口の大きさは処理槽容量と沈殿物の堆積量にもよるが100mm〜150mmの口径の排出口を設ける。又、第2槽滞流槽と第3槽貯留槽を分割する整流板真下の排出口も同様とする。 The position and size of the two outlets provided at the bottom of the treatment tank are provided in the center of the bottom just below the rectifying plate that divides the precipitation separation tank and the stagnation tank, and the bottom opening is 1/100 to 1/50 toward the outlet. The size of the outlet for providing the gradient depends on the capacity of the treatment tank and the amount of sediment deposited, but an outlet having a diameter of 100 mm to 150 mm is provided. The same applies to the outlet directly under the current plate that divides the second tank stagnation tank and the third tank storage tank.
本発明の処理装置は、槽内を整流板、沈殿促進板、排出口、連絡管等を設け、槽内の温泉水の流れを上下に設けた流路を通過させ、又、整流板、沈殿促進板の高さを変える中仕切り槽形状とし底部中央に設けた二つの排出口により直接排出処理できる機能を有する温泉水処理装置である。処理した温泉水を分析した結果を表3に示す。自然沈降させた上澄み液の成分分析の結果と同様であった。沈殿分離による除去した硫黄酸化物を含む物質を蛍光X線を用いて分析した。この結果を表4に示す。 The treatment apparatus of the present invention is provided with a rectifying plate, a precipitation accelerating plate, a discharge port, a connecting pipe and the like inside the tank, and passes the flow of hot spring water in the tank up and down. It is a hot spring water treatment device having a function of allowing a direct discharge treatment through two discharge ports provided in the center of the bottom, with a partition tank shape that changes the height of the promotion plate. Table 3 shows the results of analyzing the treated hot spring water. It was the same as the result of the component analysis of the supernatant liquid naturally settled. Substances containing sulfur oxides removed by precipitation separation were analyzed using fluorescent X-rays. The results are shown in Table 4.
実施例1の処理装置を実験用モデルに製作(1/200)し、新たに温泉水の鉄、マンガンの除去の実験を行った。 The treatment apparatus of Example 1 was manufactured as an experimental model (1/200), and an experiment for removing iron and manganese from hot spring water was newly conducted.
期間平成16年10月〜平成17年3月の6ヶ月間、槽仕切板の高さを調整、エアレーション等をくり返し実験した。最初に行った実施例では、第1槽沈殿槽内に空気を吹き込むエアレーションを行った。エアレーションによる鉄の沈殿促進を図った。鉄分に対しては少しの効果が見られ、マンガンに対してはほとんど効果が見られなかった。 During the six months from October 2004 to March 2005, the height of the tank partition plate was adjusted and aeration was repeated. In the Example performed initially, aeration which blows air in a 1st tank sedimentation tank was performed. The iron precipitation was promoted by aeration. A little effect was seen on iron and almost no effect on manganese.
エアレーションの実施及び実施しない双方の温泉水の鉄、マンガン除去の実験結果を下記表5に示す。 Table 5 below shows the results of experiments for removing iron and manganese from both hot spring water and non-executed hot spring water.
エアレーションを実施しない槽仕切板の高さ、滞流時間、貯留時間を変化による様態を下記表6、表7に示す。 Tables 6 and 7 below show the modes of changes in the height, stagnation time, and storage time of the tank partition plates where aeration is not performed.
処理槽第1槽沈殿槽流入口にメッシュ(φ40)を装着し、温泉水中の鉄、マンガンの沈殿除去率の結果を、下記表9に示す。 A mesh (φ40) is attached to the treatment tank first tank precipitation tank inlet, and the results of the precipitation removal rate of iron and manganese in the hot spring water are shown in Table 9 below.
エアレーション、メッシュ装着等の実験の結果、鉄、マンガンの除去率の変化はほとんど見られなかった。特に、効果の見られたのは、滞流時間と貯留時間の適正な時間配分によって、鉄は70%除去されることが実証された。 As a result of experiments such as aeration and mesh attachment, there was almost no change in the removal rate of iron and manganese. In particular, it was proved that 70% of iron was removed by proper time allocation of the stagnation time and the storage time.
11 温泉水
12 ボールタップ口
13a 整流板
13b 整流板
14 沈殿促進板
15 排出口
16 吸込口
17 第1槽沈殿槽
18 第2槽滞流槽
18a 滞流槽一部
18b 滞流槽一部
19 第3槽貯留槽
20 定流量弁
21 オーバーフロー口
22 槽内液面計
23 連絡管
24 通気口
25 流入口
26 連絡弁
27 排出弁
28 処理槽
DESCRIPTION OF
Claims (10)
A heating tube with a heat exchange function that uses a stainless steel or plastic material that has corrosion resistance, rust prevention, heat resistance, acid resistance, etc. in the final tank storage tank of the hot spring water treatment tank, and this heating An apparatus for controlling the temperature of hot spring water by inserting hot spring water from the source into the pipe and leading it to the settling tank of the first tank is inserted into the pipe. Hot spring water treatment equipment.
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