201239566 六、發明說明： 【發明所屬之技術領域】 本發明係有關一種流量調節裝置及其方法，尤其是指 一種即時監控與快速調整，以維持流量穩定之流量調節裝 置及其方法。 【先前技術】 現存大口徑水量計的校正與測試，囿於輸水動力設備 建置成本，以及連續運轉的電力配置與運作成本，通常會 使用標準液體槽放流方式來進行大流率的流量試驗。然 而，由於標準液體槽對於大流率放流來說，所能容納的水 量並不足夠，使得在流量試驗的期間發生水流量不穩定的 情形，因而影響水量計校正或測試結果的準確度，此外， 目前的電子式水量計，所能量測之流量較一般水量計來得 更大，當使用標準液體槽來進行電子式水量計的流量試驗 時，水流量的穩定度將會更難控制。 因此，如何能夠維持校正與測試期間標準液體槽放流 水量之穩定，係為標準液體槽放流法應用的主要關鍵。國 外大廠為達到此一目標，皆採用特殊規格的高精密、快速 反應的控制閥作即時調節，但其價格、操作及維護之成本 非常高，非國内廠商所能負擔。 綜合上述，因此亟需一種即時監控與快速調整，以維 持標準液體槽在校正與測試過程之流量穩定，操作與維護 方便且低成本之流量調節裝置以及其使用方法來解決習用 4 201239566 技術所產生之問題。 【發明内容】 本發明係為一種流量調節裝置及其方法，其即時監控 液體槽之液位高度與輸送管之流量大小以調整閥件之啟 閉，可有效達到穩定水流量之功效。 本發明提供一種流量調節裝置，包含一液體槽，連通 一輸送管；複數個與該輸送管相連通之管路；一閥件組， 包含複數個調節閥件以及複數個開關閥件，該調節閥件以 . 及該開關閥件分別設置於該管路，該調節閥件可調整成不 同流率；一液位感測器，設置於該液體槽，感測器以發出 一液位高度訊號；一流量感測器，設置於該輸送管，感測 器發出一流量訊號；以及一控制模組，電訊連接於該閥件 組、該液位感測器以及該流量感測器，該控制模組接收該 液位高度訊號及該流量訊號，並發出一訊號來調整該閥件 組。201239566 VI. Description of the Invention: [Technical Field] The present invention relates to a flow regulating device and method thereof, and more particularly to a flow regulating device and method thereof for real-time monitoring and rapid adjustment to maintain flow stability. [Prior Art] Correction and testing of existing large-caliber water meters, in view of the cost of water-conducting power equipment construction, and the power allocation and operation cost of continuous operation, the standard liquid tank discharge method is usually used for large-flow rate test. . However, since the standard liquid tank is not sufficient for large flow rate discharge, the water flow is unstable during the flow test, thus affecting the accuracy of the water meter calibration or test results. At present, the flow rate of energy measured by the electronic water meter is larger than that of the general water meter. When the standard liquid tank is used for the flow test of the electronic water meter, the stability of the water flow will be more difficult to control. Therefore, how to maintain the stability of the standard liquid tank discharge water during calibration and testing is the main key to the application of the standard liquid tank discharge method. In order to achieve this goal, foreign manufacturers have adopted high-precision, fast-reacting control valves with special specifications for immediate adjustment, but the cost, operation and maintenance costs are very high, which can be afforded by non-domestic manufacturers. In summary, there is a need for an instant monitoring and rapid adjustment to maintain a stable flow of the standard liquid tank during the calibration and testing process, a convenient and low-cost flow regulating device for operation and maintenance, and a method of using the same to solve the conventional application of the technology of 201239566 The problem. SUMMARY OF THE INVENTION The present invention is a flow regulating device and method thereof, which instantly monitors the liquid level of the liquid tank and the flow rate of the conveying pipe to adjust the opening and closing of the valve member, and can effectively achieve the effect of stabilizing the water flow. The invention provides a flow regulating device comprising a liquid tank connected to a conveying pipe; a plurality of pipes communicating with the conveying pipe; a valve member group comprising a plurality of regulating valve members and a plurality of switching valve members, the adjusting The valve member and the switch valve member are respectively disposed in the pipeline, the regulating valve member can be adjusted to different flow rates; a liquid level sensor is disposed in the liquid tank, and the sensor emits a liquid level height signal a flow sensor disposed in the transfer tube, the sensor sends a flow signal; and a control module, the telecommunication is connected to the valve set, the liquid level sensor and the flow sensor, the control The module receives the liquid level signal and the flow signal, and sends a signal to adjust the valve group.
本發明更提供一種流量調節方法，其係包括下列步 驟：建立複數個調節閥件以及複數個開關閥件之流率資 料；視一輸送管所需之流率，一控制模組發出一第一訊號 來開啟所需數量之該開關閥件以及該調節閥件；使用一液 位感測器來偵測一液體槽内之液位高度，並將一液位高度 訊號傳至該控制模組；使用一流量感測器來偵測該輸送管 之流量，並將一流量訊號傳至該控制模組；該控制模組計 算該調節閥件所需調整之流率；以及依照計算結果，該控 制模組發出一第二訊號來-調整該調節閥件。 S 5 201239566 另外，本發明亦提供一種 方法，當該媒體被讀取時，將執.2媒體之流量調節 调即閥件以及魏_„件之流率 於 所需流率之資訊，計算所需n ，輸入輸 之數里’接收-液位高度訊號；接收_ : 調節閥件所需調整之流率；以及依照計该 號來調整該調節閥件。 口果，七出汛 【實施方式】 更進=的二!2員能對本發明之特徵、目的及功能有 ，士構二及二二、解，τ文特將本發明之系統的相關細 心料及的理念原由進行制 以了解本發明之特點，詳細說明陳述如下： 貝了 節壯以及圖—β’圖—α係為本發明流量調 :::圖，圖一Β係為本發明之管路與閥件組放大 不思圖。本發明提供-種流量調節 22’ —流量她23, -壓力感測1 24,以及一 模組25。該液體槽Q内承裝—液體⑻ =數:調r物，以及複數個開二: 212〜218 ’ 5亥禝數個調節閥件 :牛21 广m分別設置於該複數個管路2〇,該；節閥 11可調整成不同流率，該開關閥件212〜218僅有開啟盘 ，閉兩，狀態，該開關閥件212〜218係用來快速增加流 :’本貫施例中，該調節間件210、211的數量為兩個，該 201239566 開關閥件212〜218的數量為七個，但該複數個調節閥件 210、211以及該複數個開關閥件212〜218之數量可依需求 增減，且其排列方式可以為矩形或是環形排列，但不以此 為限，此外，本實施例中，該調節閥件21〇、211以及該開 關閥件212〜218為碟閥，但該調節閥件21〇、211以及該開 關閥件212〜218之種類並不以上述為限；該液位感測器22 設置於該液體槽0，該液位感測器22可用來感測該液體槽 0内之液位高度，並且發出出一液位高度訊號220，該液位 感測器2 2可為連通器式、吹泡式、壓差式、電容式、超音 波式或是雷達波液位計，但不以此為限；該流量感測器23 设置於該輸送管1，該流量感測器23可用來感測該輸送管 1内之流量，並發出出一流量訊號230，該流量感測器23 可為容積式、壓差式、動量式、電磁式、超音波式或是質 量式流量計，但不以此為限；該壓力感測器24設置於該輸 送管1’該壓力感測器24可感測該輸送管丨中之壓力變化， 並發出一壓力訊號240至該控制模組25 ;該控制模組25 電訊連接於該閥件組21、該液位感測器22、該流量感測器 23以及β亥壓力感測态24，該控制模組可接收該液位高度^ 號220、該流量訊號230以及該壓力訊號24〇，且可經計算 ，調節閥件210、211需要調整多少開度，方能維持該輪^ 管1中之流量，而發出一第二訊號251來調整該調 210 、 211 。 本貝鈿例中，該流量調節裝置2更包含一緩衝槽％， 該緩衝槽26連接於該輪送管丨以及該複數個管路/〇，該 緩埤# 26用以緩衝該液體〇〇於該輸送管丨與該複數= 赁..吕s 7 201239566 路jo之間的液體流向或是流速，並且提供洩壓，具有避免 負壓產生的功能；該控制模組25包含一控制軟體，該控制 軟$用以控制該控制模組2 5接收訊號、透過接收到的訊號 a十异该閥件組21需要開啟的種類、個數與開啟大小，以及 發出訊號控制該閥件組21等功能。由於該液體槽〇放流會 =成，位下降’進而導致水流量不穩定之情形，透過該流 量調節裝置2 ’即時調控該調節閥件21〇、211，透過使通 過該調節閥件210 ' 211之流量增加，來避免因該液體槽〇 水位下降而使流率下降的狀況，可有效使㈣輸送管i中 的流率維持穩定。此外，本實施例中，該控制模組25更包 ^-記錄媒體252,該記錄媒體252係用來記錄複數個調 節閥件210、211以及複數個開關閥件212〜218之流率資料。 關於該流量調節裝置2如何進行流量調節的方式，請 參，圖二以及圖三’圖二係為本發明流量調節方法之流程 不思圖’圖三係為本發明流量調節裝置之作動示意圖，本 發明更提供-種流量調節方法，其係包括下列步驟：步驟 30為建立複數個調節閥件21()、211以及複數個開關間件 21^218之流率資料，本實施例之該閥件組21流率資訊如 表一所示，由表-可知，每個開關閥件212〜218開啟時之 流率以及每個調節閥件21()、211完全開啟時之流率；步驟 31為視-輸送管i所需之流率，_控制模組25發出 Λ遽25G來開啟所需數量之該開關閥件212〜218以 ，請、211，例如，當需要的流率為171〇(公升二 刀鐘）時’可開啟其中—個該開關間件⑴〜Μ8 流率為職公升/分鐘）時，可開啟其中二個_= 8 201239566 211~218，當然，若是所需流率為2000(公升/分鐘）時，則 可開啟一個該開關閥件212〜218以及開啟一部份之該調節 閥件210，使流率達到2000(公升/分鐘）；步驟32為使用 一液位感測益 2 2來 <貞測一液體槽t)内之液位高度，並將一 液位高度訊號220傳至該控制模組25，由於該液體槽〇進 行放流，該液體槽〇内的液位會持續下降，使得於該輸送 管1中之該液體00流率隨之減少，而造成流量不穩定:步 驟32可即時監控該液體槽0内之液位高度並將資訊^傳至^ 控，模組25 ;步驟33為使用一流董感測器23來偵測該輸 送f 1之流量，並將一流量訊號230傳至該控制模組25 ; 步驟34為使用―屢力感測器24來制該輸送管i之廢 力，並將一壓力訊號24〇傳至該控制模組25 ;步驟35為 該控制模、组25言十算該調節閥件21()、211所需調整之 =驟士 32〜34傳送至該控制模組25之訊號，該控制模組 1 化監控該液體槽0内液位、該輸送管1内墨力以及 並即時計算判斷該調節闕件所需要 於出-第步驟36依照計算結果，該控制模組25 得法聿來調整該調節閥件210、2U，以此使 侍流率可維持穩定。The invention further provides a flow regulating method, which comprises the steps of: establishing a plurality of regulating valve members and flow rate data of a plurality of switching valve members; and a control module issuing a first one according to a flow rate required by the conveying pipe; Signaling to activate the required number of the switching valve member and the regulating valve member; using a liquid level sensor to detect the liquid level height in a liquid tank, and transmitting a liquid level height signal to the control module; Using a flow sensor to detect the flow rate of the delivery pipe and transmitting a flow signal to the control module; the control module calculates a flow rate required for the adjustment valve member; and according to the calculation result, the control The module sends a second signal to adjust the regulating valve member. S 5 201239566 In addition, the present invention also provides a method for adjusting the flow rate of the control medium and the flow rate of the valve to the required flow rate when the medium is read. Need n, input and output number 'received - liquid level height signal; receiving _ : adjust the flow rate required to adjust the valve member; and adjust the regulating valve according to the number. 】 More into the second! 2 members can have the characteristics, purposes and functions of the present invention, the second and second, the solution, τ Wente will be based on the system of the invention and the concept of the original to make the invention The characteristics, detailed descriptions are as follows: Bei Zhuang Zhuang and Figure - β ' diagram - α is the flow of the invention::: Figure, Figure 1 is the invention of the pipeline and valve components are not considered. The present invention provides a flow regulation 22' - flow rate 23, - pressure sensing 1 24, and a module 25. The liquid tank Q contains - liquid (8) = number: modulating r, and a plurality of opening two: 212~218 ' 5 sets of several regulating valve parts: cattle 21 wide m are set in the plurality of pipelines 2〇, The throttle valve 11 can be adjusted to different flow rates. The switch valve members 212-218 have only open discs and are closed. In the state, the switch valve members 212-218 are used to rapidly increase the flow: 'In the present embodiment, the The number of the adjustment members 210, 211 is two, the number of the 201239566 switching valve members 212 to 218 is seven, but the number of the plurality of regulating valve members 210, 211 and the plurality of switching valve members 212 to 218 can be The requirements are increased or decreased, and the arrangement may be rectangular or circular, but not limited thereto. In addition, in the embodiment, the regulating valve members 21〇, 211 and the switching valve members 212-218 are disc valves. However, the types of the regulating valve members 21, 211 and the switching valve members 212 to 218 are not limited to the above; the liquid level sensor 22 is disposed in the liquid tank 0, and the liquid level sensor 22 can be used for sensing Measuring the liquid level height in the liquid tank 0, and emitting a liquid level height signal 220, the liquid level sensor 22 can be a connected type, a bubble type, a differential pressure type, a capacitive type, an ultrasonic type or Is a radar wave level gauge, but not limited thereto; the flow sensor 23 is disposed on the conveying pipe 1, the flow rate The detector 23 can be used to sense the flow rate in the conveying pipe 1 and send out a flow signal 230. The flow sensor 23 can be volumetric, differential pressure, momentum, electromagnetic, ultrasonic or quality. a flow meter, but not limited thereto; the pressure sensor 24 is disposed on the conveying pipe 1'. The pressure sensor 24 senses a pressure change in the conveying pipe and sends a pressure signal 240 to the The control module 25 is electrically connected to the valve member group 21, the liquid level sensor 22, the flow sensor 23, and the β-pressure sensing state 24, and the control module can receive the liquid. The height height ^ 220, the flow signal 230 and the pressure signal 24 〇, and can be calculated to adjust how much opening the valve members 210, 211 need to adjust in order to maintain the flow in the wheel 1 and issue a The second signal 251 adjusts the adjustment 210, 211. In the example of the present invention, the flow regulating device 2 further includes a buffer tank 26 connected to the wheel feed pipe and the plurality of pipes/〇, the buffer #26 is used to buffer the liquid. The liquid flow direction or the flow rate between the transfer pipe and the complex number, the singer, the ss, the ss, and the squirrel, and the pressure relief, and the function of avoiding the generation of the negative pressure; the control module 25 includes a control software, The control soft $ is used to control the control module 25 to receive the signal, transmit the received signal, the type, number and opening size of the valve member group 21 to be opened, and send the signal to control the valve group 21, etc. Features. Due to the fact that the liquid tank discharge will be reduced to a position, which in turn causes the water flow to be unstable, the regulating valve member 21〇, 211 is immediately adjusted through the flow regulating device 2', and is passed through the regulating valve member 210'211. The flow rate is increased to avoid a situation in which the flow rate is lowered due to a decrease in the water level of the liquid tank, and the flow rate in the (iv) transfer pipe i can be effectively maintained. In addition, in the embodiment, the control module 25 further includes a recording medium 252 for recording flow rate data of the plurality of regulating valve members 210 and 211 and the plurality of switching valve members 212 to 218. Regarding how the flow regulating device 2 performs flow rate adjustment, please refer to FIG. 2 and FIG. 3 'FIG. 2 is a flow diagram of the flow regulating method of the present invention. FIG. 3 is a schematic diagram of the operation of the flow regulating device of the present invention. The present invention further provides a flow regulating method comprising the following steps: Step 30 is to establish flow rate data of a plurality of regulating valve members 21 (), 211 and a plurality of switching members 21 218, the valve of this embodiment The flow rate information of the group 21 is as shown in Table 1. From the table, the flow rate when each of the switching valve members 212 to 218 is opened and the flow rate when each of the regulating valve members 21 () and 211 are fully opened; For the flow rate required by the delivery tube i, the control module 25 issues a Λ遽 25G to open the desired number of the switching valve members 212-218, 211, for example, when the required flow rate is 171 〇 (When the liter is two knives), you can turn on two of the _= 8 201239566 211~218 when the switch compartment (1) ~ Μ8 flow rate is liters per minute. Of course, if the required flow rate is When it is 2000 (liter/min), one of the switch valve members 212~218 can be opened. And opening a portion of the regulating valve member 210 to achieve a flow rate of 2000 (liters / minute); step 32 is to use a liquid level sensing benefit 2 2 to detect the liquid level in a liquid tank t) And transmitting a liquid level height signal 220 to the control module 25, because the liquid tank is discharged, the liquid level in the liquid tank will continue to decrease, so that the liquid 00 flow rate in the conveying pipe 1 With the decrease, the flow is unstable: Step 32 can immediately monitor the liquid level in the liquid tank 0 and transmit the information to the control module 25; Step 33 is to use the first-class Dong sensor 23 to detect The flow rate of the f 1 is transmitted, and a flow signal 230 is transmitted to the control module 25; in step 34, the waste force of the delivery pipe i is made by using the "multiple force sensor 24", and a pressure signal 24 is transmitted. To the control module 25; the step 35 is the control module, the group 25, the adjustment valve 21 (), 211 required adjustment = the delay 32 / 34 to the control module 25 signal, the control The module 1 monitors the liquid level in the liquid tank 0, the ink force in the conveying pipe 1, and instantly calculates and judges that the adjusting element needs to be out - In step 36, the control module 25 adjusts the regulating valve members 210, 2U in accordance with the calculation result, so that the flow rate can be maintained stable.
9 201239566 214 壓力式 開關閥件 1770 (公升/分鐘） 215 壓力式 開關閥件 Π40 (公升/分鐘） 216 壓力式 開關閥件 1740 (公升/分鐘） 217 壓力式 開關閥件 1770 (公升/分鐘） 218 壓力式 開關閥件 1770 (公升./分鐘） 圖四係為未使用以及使用本發明流量調節裝置之流 率-時間圖，圖四中之測試，係使用80立方公尺的該液體 槽0進行放流測試，用來比較有無使用本發明之流量調節 裝置2及方法之差異’在未使用流量調節裝置2之線圖中 可見’僅開啟該開關閥件212〜218，但不使用調節閥件 210、211調整時，流率的變化率約達7.2%;而使用該流量 調節裝置2時，由於該調節閥件210、211進行即時調控， 流率的變化率約為1%，故由圖四可知，本發明之流量調節 裝置2可以有效，的穩定該輸送管1之流率。圖五係為不同 流率使用本發明流量調節裝置之流率-時間圖，圖五可顯示 本發明之該流量調節裝置2，於不同流率操作下的變化率 清形皆可以維持在1 %，顯示本發明之流量調節裝置2可於 不同流率下能有效的穩定該輸送管1之流率。 、 六圖六係為本發明之儲存於記錄媒體之流量調節方法 2程示意圖，本發明亦提供—種儲存於記錄媒體252之 =1調節方法4’當該記錄媒體252被讀取時，將執行下 步驟40讀取複數個調節閥件咖211以及複數個 1=件^218，率資料；步驟41輸人—輸送管1所 ;件：:：f f需開啟該開關閥件212〜218及該調 夏’步驟42接收—液位高度訊號220; 10 201239566 步驟43接收一流量訊號230 ;步驟44接收一壓力訊號 240 ;步驟45計算該調節閥件210〜2Π所需調整之流率； 以及步驟46依照計算結果，發出一訊號來調整該調節閥件 210〜2H。 本發明之流量調節裝置及其方法是利用該液位感測器 2 2以及該流量感測器2 3等感測器將監測到之液位以及流量 訊號傳遞給該控制模組25，該控制模組25接收到訊號之 後，經過計算得到該調節閥件210、211需要調整成的流率， 該控制模組25發出訊號來調整該調節閥件210、211，以達 到即時穩定該輸送管1中水流量的方式，本發明之流量調節 ' 裝置2以及其方法可有效解決因該液體槽0放流造成水位下 - 降，進而導致水流量不穩定之情形。 唯以上所述者，僅為本發明之較佳實施例，當不能以 之限制本發明範圍。即大凡依本發明申請專利範圍所做之 均等變化及修飾，仍將不失本發明之要義所在，故都應視 為本發明的進一步實施狀況。 201239566 【圖式簡單說明】 圖一 A係為本發明流量調節裝置之示意圖。 圖一 B係為本發明之管路與閥件組放大示意圖。 圖二係為本發明流量調節方法之流程示意圖。 圖三係為本發明流量調節裝置之作動示意圖。 圖四係為未使用以及使用本發明流量調節裝置之流率-時 間圖。 圖五係為不同流率使用本發明流量調節裝置之流率-時間 圖。 圖六係為本發明之儲存於記錄媒體之流量調節方法之流程 示意圖。 【主要元件符號說明】 0- 液體槽 00-液體 1- 輸送管 2- 流量調節裝置 20-管路 21 -閥件組 210〜2H-調節閥件 212〜218-開關閥件 2 2 -液位感測器 2 2 0 _液位向度訊號 12 201239566 2 3-流量感測器 230-流量訊號 24- 壓力感測器 240-壓力訊號 25- 控制模組 2 5 0 -第一訊號 251- 第二訊號 252- 記錄媒體 26- 缓衝槽 ' 3-流量調節方法 ' 30〜36步驟 4-儲存於記錄媒體之流量調節方法 40〜46步驟 s 139 201239566 214 Pressure switch valve 1770 (liters per minute) 215 Pressure switch valve Π 40 (liters / minute) 216 Pressure switch valve 1740 (liters / minute) 217 Pressure switch valve 1770 (liters / minute) 218 Pressure Switch Valves 1770 (liters./min) Figure 4 is a flow rate-time diagram of unused and using the flow regulating device of the present invention. The test in Figure 4 uses 80 cubic meters of the liquid tank. Perform a discharge test for comparing the difference between the flow regulating device 2 and the method using the present invention. 'It can be seen in the line graph of the unused flow regulating device 2' that only the switching valve members 212 to 218 are opened, but the regulating valve member is not used. When the 210 and 211 are adjusted, the rate of change of the flow rate is about 7.2%. When the flow regulating device 2 is used, the rate of change of the flow rate is about 1% due to the immediate regulation of the regulating valve members 210 and 211. It can be seen that the flow rate adjusting device 2 of the present invention can effectively stabilize the flow rate of the conveying pipe 1. Figure 5 is a flow rate-time diagram of the flow regulating device of the present invention at different flow rates. Figure 5 shows the flow regulating device 2 of the present invention. The rate of change can be maintained at 1% under different flow rate operations. It is shown that the flow regulating device 2 of the present invention can effectively stabilize the flow rate of the conveying pipe 1 at different flow rates. 6 is a schematic diagram of a flow control method for storing a recording medium in the present invention. The present invention also provides a method for storing the recording medium 252. 1 when the recording medium 252 is read, Steps 40 are performed to read a plurality of regulating valve members 211 and a plurality of 1=pieces 218, rate data; step 41 is input to the delivery tube 1; and:::ff is required to open the switching valve members 212 to 218 and The adjustment step 42 receives the liquid level height signal 220; 10 201239566 step 43 receives a flow signal 230; step 44 receives a pressure signal 240; step 45 calculates the flow rate required for the adjustment valve member 210 to 2; Step 46 sends a signal to adjust the regulating valve members 210 to 2H according to the calculation result. The flow regulating device of the present invention and the method thereof use the liquid level sensor 2 2 and the sensor such as the flow sensor 23 to transmit the monitored liquid level and the flow signal to the control module 25, the control After receiving the signal, the module 25 calculates the flow rate that the regulating valve members 210 and 211 need to be adjusted, and the control module 25 sends a signal to adjust the regulating valve members 210 and 211 to stabilize the conveying pipe 1 in real time. In the mode of the medium water flow, the flow regulating device 2 of the present invention and the method thereof can effectively solve the situation that the water level is unstable due to the water level falling and falling due to the discharge of the liquid tank 0. The above is only the preferred embodiment of the present invention, and the scope of the present invention is not limited thereto. That is, the equivalent changes and modifications made by the present invention in the scope of the present invention will remain without departing from the scope of the present invention, and therefore should be considered as further implementation of the present invention. 201239566 [Simplified description of the drawings] Figure 1 is a schematic diagram of the flow regulating device of the present invention. Figure 1 B is an enlarged schematic view of the pipeline and valve member set of the present invention. FIG. 2 is a schematic flow chart of the flow adjustment method of the present invention. Figure 3 is a schematic diagram of the operation of the flow regulating device of the present invention. Figure 4 is a flow rate versus time diagram of unused and used flow conditioning devices of the present invention. Figure 5 is a flow rate versus time plot for the use of the flow regulating device of the present invention at different flow rates. Figure 6 is a flow chart showing the flow regulation method of the present invention stored in a recording medium. [Main component symbol description] 0- Liquid tank 00-Liquid 1 - Delivery pipe 2 - Flow regulating device 20 - Pipe 21 - Valve group 210 to 2H - Regulating valve member 212 to 218 - Switching valve member 2 2 - Level Sensor 2 2 0 _ liquid level signal 12 201239566 2 3-flow sensor 230 - flow signal 24 - pressure sensor 240 - pressure signal 25 - control module 2 5 0 - first signal 251 - Second signal 252- Recording medium 26-buffer slot '3-flow adjustment method' 30~36 Step 4 - Flow adjustment method stored in the recording medium 40~46 Step s 13