JP2017507278A - システム内の流体流圧を事前設定された略一定レベルで維持する方法および装置 - Google Patents
システム内の流体流圧を事前設定された略一定レベルで維持する方法および装置 Download PDFInfo
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- 239000012530 fluid Substances 0.000 title claims abstract description 15
- 238000000034 method Methods 0.000 title claims abstract description 13
- 230000006835 compression Effects 0.000 claims abstract description 3
- 238000007906 compression Methods 0.000 claims abstract description 3
- 238000001223 reverse osmosis Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 230000003204 osmotic effect Effects 0.000 claims description 5
- 230000000737 periodic effect Effects 0.000 claims description 4
- 150000003839 salts Chemical class 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 2
- 210000003127 knee Anatomy 0.000 claims 1
- 239000002351 wastewater Substances 0.000 description 7
- 230000007246 mechanism Effects 0.000 description 2
- 238000005381 potential energy Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 241000701074 Human alphaherpesvirus 2 Species 0.000 description 1
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000013535 sea water Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/14—Control of fluid pressure with auxiliary non-electric power
- G05D16/16—Control of fluid pressure with auxiliary non-electric power derived from the controlled fluid
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/04—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side spring-loaded
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/3033—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head
- B05B1/304—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve
- B05B1/3046—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages the control being effected by relative coaxial longitudinal movement of the controlling element and the spray head the controlling element being a lift valve the valve element, e.g. a needle, co-operating with a valve seat located downstream of the valve element and its actuating means, generally in the proximity of the outlet orifice
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/32—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages in which a valve member forms part of the outlet opening
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
- B05B1/30—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages
- B05B1/32—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages in which a valve member forms part of the outlet opening
- B05B1/323—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to control volume of flow, e.g. with adjustable passages in which a valve member forms part of the outlet opening the valve member being actuated by the pressure of the fluid to be sprayed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B1/00—Engines of impulse type, i.e. turbines with jets of high-velocity liquid impinging on blades or like rotors, e.g. Pelton wheels; Parts or details peculiar thereto
- F03B1/04—Nozzles; Nozzle-carrying members
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K1/00—Lift valves or globe valves, i.e. cut-off apparatus with closure members having at least a component of their opening and closing motion perpendicular to the closing faces
- F16K1/32—Details
- F16K1/34—Cutting-off parts, e.g. valve members, seats
- F16K1/36—Valve members
- F16K1/38—Valve members of conical shape
- F16K1/385—Valve members of conical shape contacting in the closed position, over a substantial axial length, a seat surface having the same inclination
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/12—Actuating devices; Operating means; Releasing devices actuated by fluid
- F16K31/126—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like
- F16K31/1266—Actuating devices; Operating means; Releasing devices actuated by fluid the fluid acting on a diaphragm, bellows, or the like one side of the diaphragm being acted upon by the circulating fluid
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2311/00—Details relating to membrane separation process operations and control
- B01D2311/14—Pressure control
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
- G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/04—Control of fluid pressure without auxiliary power
- G05D16/06—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule
- G05D16/063—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane
- G05D16/0644—Control of fluid pressure without auxiliary power the sensing element being a flexible membrane, yielding to pressure, e.g. diaphragm, bellows, capsule the sensing element being a membrane the membrane acting directly on the obturator
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0324—With control of flow by a condition or characteristic of a fluid
- Y10T137/0357—For producing uniform flow
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/0318—Processes
- Y10T137/0396—Involving pressure control
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/7722—Line condition change responsive valves
- Y10T137/7781—With separate connected fluid reactor surface
- Y10T137/7835—Valve seating in direction of flow
- Y10T137/7836—Flexible diaphragm or bellows reactor
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- Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Power Engineering (AREA)
- Control Of Fluid Pressure (AREA)
- Hydraulic Turbines (AREA)
- Lift Valve (AREA)
- Control Of Turbines (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Safety Valves (AREA)
- Jet Pumps And Other Pumps (AREA)
Abstract
Description
a)ニードル4がその最高動作位置にあるとき、Fs=p2・A7、
b)ニードル4がチャネル8を閉鎖しているとき、Fs=p0・A7。
Claims (10)
- システム内の流体流圧を、前記システム内に圧送される質量流量の周期的な変動に左右されずに、事前設定された略一定レベルで維持する方法であって、前記システムが、少なくとも1つの蓄圧器(6)およびノズル弁(1)を備え、前記ノズル弁(1)が、弁本体(2)と、前記弁本体(2)内に軸方向に、前記ノズル弁(1)の流出チャネル(8)の口を開閉する円錐ニードル(4)とを有し、前記ニードル(4)のシャフトが、前記弁本体(2)内部に取り付けられたスライド要素(11)によって案内され、前記弁本体(2)内への流入物が、1つまたはいくつかのチャネル(13)を通って前記スライド要素(11)の反対側に流れることができ、前記ニードル(4)が、前記ニードル(4)に対して影響を与えている力によって前記ノズル弁(1)を開閉する方向に対して軸方向に移動し、したがって、前記流出チャネル(8)の口の断面積を調整する、方法において、流圧(p1)およびばね(5)によって合わせて前記ニードル(4)のシャフトに第1力をもたらすステップであって、前記第1力が、上向きでありかつ前記ノズル弁(1)を開放する傾向がある、ステップと、前記蓄圧器(6)内の与圧された初期ガス圧(p0)によって前記ニードル(4)のシャフトに第2力をもたらすステップであって、前記第2力が、下向きでありかつ前記ノズル弁(1)を閉鎖する傾向があり、それにより、前記第1力が前記第2力を超えると、前記ニードル(4)が上昇を開始し、前記蓄圧器(6)内のガス体積が小さくなり、その結果、前記蓄圧器(6)内の圧力(p2)がその初期圧(p0)より高くなる、ステップと、前記流出チャネル(8)の口の直径、前記ニードル(4)の円錐角、および前記蓄圧器(6)の容積を、前記ニードル(4)の上昇および前記蓄圧器内の結果としての圧力上昇によってもたらされる前記蓄圧器(6)内のガス体積の変化が、最大の流量でも小さいように選択するステップであって、それから、上述した力の間の関係が、前記ノズル弁の開放度を自動的に調整し、それにより、前記流体流圧(p1)が前記蓄圧器(6)内の前記与圧された初期圧(p0)に対して近いままであるという結果になる、ステップとを含むことを特徴とする方法。
- 前記ニードル(4)を持ち上げているばね力Fsが、以下の方程式aおよびbにおいて定義される力に等しいかまたはそれより高く、
a)前記ニードル(4)が、前記システムの最大設計圧力によって定義される最高動作位置にあるとき、Fs=p2・A7、
b)前記ニードル(4)が、前記出口チャネル(8)を閉鎖するとき、Fs=p0・A7
これらの方程式において、A7が、実際の動作状況で前記チャネル(8)の口において前記ニードル(4)の軸に対して垂直な、前記ニードル(4)の頭部の断面積であることを特徴とする、請求項1に記載の方法。 - 前記蓄圧器(6)が、ダイヤフラム式またはブラダ式蓄圧器であり、前記ダイヤフラムの内側が、前記蓄圧器(6)内の前記初期圧(p0)によって影響を受け、前記ダイヤフラムの外側が、前記流体流圧(p1)によって影響を受け、これにより、前記ダイヤフラムおよびその中に固定される前記ニードル(4)が、前記流圧の変化の結果として移動し、同時にこれらの変化を最小限にすることを特徴とする、請求項1または2に記載の方法。
- 前記ノズル弁(1)が逆浸透システム内で圧力を維持するために使用される場合、前記蓄圧器(6)内の前記初期圧(p0)が、処理される塩水の浸透圧より高いように選択されることを特徴とする、請求項1〜3のいずれか一項に記載の方法。
- システム内の流体流圧を、前記システム内に圧送される質量流量の周期的な変動に左右されずに、事前設定された略一定レベルで維持する装置であって、前記システムが、少なくとも1つの蓄圧器(6)およびノズル弁(1)を備え、前記ノズル弁(1)が、弁本体(2)と、前記弁本体(2)内に軸方向に、前記ノズル弁(1)の流出チャネル(8)の口を開閉する円錐ニードル(4)とを有し、前記ニードル(4)のシャフトが、前記弁本体(2)内部に取り付けられたスライド要素(11)によって案内され、前記弁本体(2)内への流入物が、1つまたはいくつかのチャネル(13)を通って前記スライド要素(11)の反対側に流れることができ、前記ニードル(4)が、前記出口チャネル(8)の口の断面積を調整するために、前記ノズル弁の開放方向に対して上方にかつ前記ニードル(4)に影響を与える力によって下方に移動可能であるように構成されている装置において、前記流出チャネル(8)に対して反対側の前記弁本体(2)の上端に、与圧された初期ガス圧(p0)を有するダイヤフラム式またはブラダ式蓄圧器(6)が接合され、前記弁本体(2)と前記蓄圧器(6)との間にチャネル(9)が形成され、そこを通して、前記ニードル(4)のシャフト端部が、前記蓄圧器(6)の弁体(10)に対して本質的に加圧され、それとともに移動するように構成され、前記初期圧(p0)が前記弁(1)を閉鎖する傾向がある下向きの力をもたらし、前記弁体(10)がその最下位置にありかつ前記蓄圧器(6)の本体によって支持されるとき、前記ニードル(4)の円錐状頭部が、前記流出チャネル(8)の前記口を本質的に閉鎖し、前記システム内に圧送される質量流量が、前記弁体(10)および前記ニードル(4)に対して前記弁を開放する傾向がある力をもたらすように適合され、予め張力がかけられたばね(5)が、前記ニードル(4)に対して前記ニードルを持ち上げようとするばね力(Fs)をもたらすように構成され、前記質量流力と結合されたこのばね力が、前記流出チャネル(8)を開放しかつ同時に前記蓄圧器(6)内の圧力を前記ニードル(4)の上昇に対応するレベル(p2)まで上昇させるために、前記弁体(10)および前記ニードル(4)を、前記蓄圧器(6)内の前記初期圧(p0)が前記弁体(10)にもたらす力に抗して上昇させる傾向があり、前記流出チャネル(8)の口の直径、前記ニードル(4)の円錐角および前記蓄圧器内のガス体積が、前記ニードル(4)の上昇および前記蓄圧器内の結果としての圧力上昇によってもたらされる前記蓄圧器(6)内のガス体積変化が、最大流量でも小さいように選択され、その結果、前記蓄圧器(6)が、前記流出チャネル(8)の口の断面積を調整し、それにより、流出する前記流体の流圧(p1)およびこれにより前記システム全体の圧力が、前記蓄圧器(6)内の与圧された初期圧(p0)に近いままであることを特徴とする装置。
- 前記予め張力がかけられたばね(5)が圧縮ばねであり、その一端が、前記弁本体(2)または前記スライド要素(11)によって支持され、他端が、前記ニードル(4)のシャフトに作製されたかまたは取り付けられた拡大部(12)によって支持され、その結果、前記ニードル(4)を持ち上げる傾向がある前記ばね力(Fs)が、前記流圧(p1)が前記ニードルにもたらす前記力と合計されることを特徴とする、請求項5に記載の装置。
- 前記ニードル(4)を持ち上げている前記ばね力Fsが、以下の方程式aおよびbにおいて定義される力に等しいかまたはそれより高く、
a)前記ニードル(4)が、前記システムの最大設計圧力によって定義される最高動作位置にあるとき、Fs=p2・A7、
b)前記ニードル(4)が、前記出口チャネル(8)を閉鎖するとき、Fs=p0・A7
これらの方程式において、A7が、実際の動作状況で前記チャネル(8)の口において前記ニードル(4)の軸に対して垂直な、前記ニードル(4)の頭部の断面積であることを特徴とする、請求項6に記載の装置。 - 前記ニードル(4)のシャフトの端部が、前記ダイヤフラム式またはブラダ式蓄圧器(6)のダイヤフラムに固定されている前記弁体(10)に固定されていることを特徴とする、請求項5〜7のいずれか一項に記載の装置。
- 前記ノズル弁(1)が逆浸透システム内で圧力を維持するために使用される場合、前記初期圧(p0)が、処理される塩水の浸透圧より高いように選択されることを特徴とする、請求項5〜8のいずれか一項に記載の装置。
- 前記ノズル弁(1)が衝動タービンのものであることを特徴とする、請求項5〜9のいずれか一項に記載の装置。
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FI20140049A FI125547B (en) | 2014-02-19 | 2014-02-19 | A method and arrangement for maintaining the pressure of a fluid flow in a system at a predetermined, almost constant level |
FI20140049 | 2014-02-19 | ||
PCT/FI2015/050096 WO2015124833A1 (en) | 2014-02-19 | 2015-02-18 | Method and arrangement for maintaining fluid flow pressure in a system at a preset, almost constant level |
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IT201900002827A1 (it) * | 2019-02-27 | 2020-08-27 | Elt Fluid S R L | Apparato idraulico con turbina |
US11953098B2 (en) * | 2020-06-30 | 2024-04-09 | Ademco Inc. | Inlet controlled regulating valve |
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PT3108165T (pt) | 2018-11-30 |
AU2015220693B2 (en) | 2019-07-18 |
KR102267461B1 (ko) | 2021-06-22 |
US10289128B2 (en) | 2019-05-14 |
IL247357B (en) | 2020-09-30 |
RS58257B1 (sr) | 2019-03-29 |
FI125547B (en) | 2015-11-30 |
IL247357A0 (en) | 2016-11-30 |
PE20161113A1 (es) | 2016-11-25 |
KR20160124132A (ko) | 2016-10-26 |
CL2016002057A1 (es) | 2017-01-20 |
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ES2700588T3 (es) | 2019-02-18 |
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JP6584420B2 (ja) | 2019-10-02 |
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PL3108165T3 (pl) | 2019-03-29 |
HUE041919T2 (hu) | 2019-06-28 |
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EP3108165B1 (en) | 2018-10-17 |
CA2939547A1 (en) | 2015-08-27 |
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