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1. 发明专利

JP2014006159A Gas meter 有权
标题翻译：气体计
公开(公告)号：JP2014006159A
公开(公告)日：2014-01-16
申请号：JP2012142125
申请日：2012-06-25
申请人： Toyo Gas Meter Kk , 東洋ガスメーター株式会社 , Tokyo Gas Co Ltd , 東京瓦斯株式会社 , Osaka Gas Co Ltd , 大阪瓦斯株式会社 , Toho Gas Co Ltd , 東邦瓦斯株式会社
发明人： HORI FUJIO , MIZUKOSHI YASUSHI , MORII NOBUYOSHI , YUASA KENICHIRO , OWAKU TAKASHI , ASADA SHOJI , FUJII YASUHIRO , MASUDA TAKEHIRO , ISHIDA HIROSHI , SAKANO TAKAHIRO , SAWAKI DAISUKE
IPC分类号： G01F3/22 , G01F1/66
摘要： PROBLEM TO BE SOLVED: To provide a gas meter, which measures a gas flow rate using an ultrasonic wave, capable of further suppressing gas turbulence.SOLUTION: In a gas meter which measures a flow rate of gas, which flows inside a measuring flow channel formed inside a tubular measuring pipe 22, using an ultrasonic wave, the measuring flow channel has a square cross-section orthogonal to an axis direction of a gas flow. The measuring pipe 22 is a square tube which has 4 inner wall faces configuring the measuring flow channel and is formed by combining a first measuring pipe member 22a and a second measuring pipe member 22b which respectively integrate 2 neighboring inner walls so as to have L-shaped cross-sections orthogonal to the axis direction. In the measuring pipe 22, a ring member 27 formed into a ring surrounding an opening section of the measuring pipe 22 is fitted into at least an end section where gas flows in therethrough.
摘要翻译：要解决的问题：提供一种能够进一步抑制气体湍流来测量使用超声波的气体流量的燃气表。解决方案：在测量在测量流路内流动的气体流量的气量计中，形成在管状测量管22内，使用超声波，测量流动通道具有与气流的轴线方向正交的正方形横截面。测量管22是具有构成测量流动通道的4个内壁面的方形管，并且通过组合第一测量管构件22a和第二测量管构件22b而形成，第一测量管构件22a和第二测量管构件22b分别结合两个相邻的内壁，形状的横截面垂直于轴线方向。在测量管22中，形成为围绕测量管22的开口部分的环的环形构件27装入至少一个气体流入其中的端部。

2. 发明专利

JP2013205250A Gas shut-off device 有权
标题翻译：气体切断装置
公开(公告)号：JP2013205250A
公开(公告)日：2013-10-07
申请号：JP2012075078
申请日：2012-03-28
申请人： Panasonic Corp , パナソニック株式会社 , Tokyo Gas Co Ltd , 東京瓦斯株式会社 , Osaka Gas Co Ltd , 大阪瓦斯株式会社 , Toho Gas Co Ltd , 東邦瓦斯株式会社
发明人： UEKI KOICHI , IWAMOTO RYUJI , ASANO KAZUTAKA , NAKABAYASHI YUJI , SAKUMA HIROHISA , YUASA KENICHIRO , OWAKU TAKASHI , ASADA SHOJI , FUJII YASUHIRO , MASUDA TAKEHIRO , ISHIDA HIROSHI , SAKANO TAKAHIRO
IPC分类号： G01F3/22 , F23K5/00 , G01F1/66
摘要： PROBLEM TO BE SOLVED: To prevent erroneous shut-off caused by measurement abnormality monitoring in ultrasonic flowmeter measurement.SOLUTION: A gas shut-off device comprises an upstream-side transceiver 16 and a downstream-side transceiver 17 which are disposed along a flow of a flow passage, transmission means for driving the transceivers 16, 17, switching means 18 for switching transmission/reception of the transceivers 16, 17, receiving means 20 for receiving ultrasonic waves, signal detection control means 22 for controlling detection start of a receiving signal, amplitude determination means 23 which determines an amplitude is equal to or more than a predetermined ultrasonic signal level, propagation time measuring means 24 which measures a time from driving start in the transmission means 19 to signal detection in the amplitude determination means 23, flow computing means 25 which computes an instantaneous flow value from a measurement of the propagation time measuring means 24, flow change determination means 26 which determines the presence/absence of flow fluctuation equal to or more than a predetermined value from the flow computed by the flow computing means 25, and signal detection computing means 27 which computes the time to make earlier the signal detection start in the signal detection control means 22 when the change equal to or more than the predetermined flow is detected by the flow change determination means 26.
摘要翻译：要解决的问题：为了防止超声波流量计测量中的测量异常监测引起的错误切断。解决方案：一种气体切断装置，包括上游侧收发器16和下游侧收发器17，流路，用于驱动收发器16,17的发送装置，用于切换收发机16,17的发送/接收的切换装置18，用于接收超声波的接收装置20，用于控制接收信号的检测开始的信号检测控制装置22 确定振幅的幅度确定装置23等于或大于预定超声波信号电平;传播时间测量装置24，其测量从发送装置19中的开始启动到振幅确定装置23中的信号检测的时间;流量计算装置25，其计算来自传播时间测量装置24的测量值的瞬时流量值，流量变化确定装置26，其根据流量计算装置25计算的流量确定等于或大于预定值的流量波动的存在/不存在;以及信号检测计算装置27，其计算使信号检测开始更早的时间当由流量变化确定装置26检测到等于或大于预定流量的变化时，在信号检测控制装置22中。

3. 发明专利

JP2013205249A Gas shut-off device 有权
标题翻译：气体切断装置
公开(公告)号：JP2013205249A
公开(公告)日：2013-10-07
申请号：JP2012075067
申请日：2012-03-28
申请人： Panasonic Corp , パナソニック株式会社 , Tokyo Gas Co Ltd , 東京瓦斯株式会社 , Osaka Gas Co Ltd , 大阪瓦斯株式会社 , Toho Gas Co Ltd , 東邦瓦斯株式会社
发明人： KAMIMURA TAKANORI , IWAMOTO RYUJI , ASANO KAZUTAKA , SAKUMA HIROHISA , YUASA KENICHIRO , OWAKU TAKASHI , ASADA SHOJI , FUJII YASUHIRO , MASUDA TAKEHIRO , ISHIDA HIROSHI , SAKANO TAKAHIRO
IPC分类号： G01F3/22 , F23K5/00 , G01F15/075
摘要： PROBLEM TO BE SOLVED: To prevent flow abnormality or sensor abnormality from being erroneously determined based on temporary air mixture or the like after a construction in which a meter is removed, left for several hours and then mounted again.SOLUTION: While a test shut-off input section 11 is operated, a sensor abnormality determination by sensor abnormality determination means 7 is not performed for a predetermined time and an abnormal flow determination by abnormal flow determination means is not performed for a predetermined time. In response to operation of a recovery input section 10, the sensor abnormality determination means 7 restarts the sensor abnormality determination and the abnormal flow determination means 6 restarts the abnormal flow determination. Furthermore, even if the operation of the recovery input section 10 is forgotten, after the lapse of the predetermined time, the sensor abnormality determination means 7 restarts the sensor abnormality determination and the abnormal flow determination means 6 restarts the abnormal flow determination.
摘要翻译：要解决的问题：为了防止在拆除仪表的结构之后基于临时空气混合物等错误地确定流量异常或传感器异常，留下数小时然后再次安装。解决方案：关闭输入部11动作，在规定时间内不进行传感器异常判定单元7的传感器异常判定，并且在规定时间内不进行异常流量判定单元的异常流动判定。响应于恢复输入部分10的操作，传感器异常确定装置7重新启动传感器异常判定，异常流量确定装置6重新启动异常流量确定。此外，即使忘记了恢复输入部10的动作，在经过了规定时间之后，传感器异常判定单元7重新开始传感器异常判定，异常流程判定单元6重新启动异常流动判定。

4. 发明专利

JP2013205246A Gas shut-off device 有权
标题翻译：气体切断装置
公开(公告)号：JP2013205246A
公开(公告)日：2013-10-07
申请号：JP2012075051
申请日：2012-03-28
申请人： Panasonic Corp , パナソニック株式会社 , Tokyo Gas Co Ltd , 東京瓦斯株式会社 , Osaka Gas Co Ltd , 大阪瓦斯株式会社 , Toho Gas Co Ltd , 東邦瓦斯株式会社
发明人： NAGATOMO KENJI , IWAMOTO RYUJI , ASANO KAZUTAKA , SAKUMA HIROHISA , YUASA KENICHIRO , OWAKU TAKASHI , ASADA SHOJI , FUJII YASUHIRO , MASUDA TAKEHIRO , ISHIDA HIROSHI , SAKANO TAKAHIRO
IPC分类号： G01F3/22 , G01F1/66
摘要： PROBLEM TO BE SOLVED: To provide a gas shut-off device in which integration in an abnormal flow is stopped and integration in a normal flow is performed in unexpected states of various transient measuring conditions.SOLUTION: When a recovery safety confirmation end signal G of a recovery safety confirmation section 18 is obtained, a post-recovery-completion flow monitoring section 19 determines normality or abnormality from a gain H of a gain adjustment section 102 and, in the case of normality, outputs a flow B to an integration section 17 or an abnormal flow determination section 13. In the case of abnormality, the flow B is not outputted to the integration part 17 or the abnormal flow determination section 13 until the flow becomes normal, thereby performing integration or abnormality determination with a normal flow value.
摘要翻译：要解决的问题：提供一种在各种瞬态测量条件的不期望状态下停止异常流动的积分并且在正常流量中的积分进行的气体切断装置。解决方案：当恢复安全确认结束信号G为恢复安全确认部分18，恢复后完成流程监控部分19根据增益调整部分102的增益H确定正常或异常，并且在正常情况下，将流程B输出到积分部分17 或异常流量判定部13.在异常的情况下，流量B不会输出到积分部17或异常流量判定部13，直到流动正常为止，由此以正常流量值进行积分或异常判定。

5. 发明专利

JP2013205247A Gas shut-off device 有权
标题翻译：气体切断装置
公开(公告)号：JP2013205247A
公开(公告)日：2013-10-07
申请号：JP2012075058
申请日：2012-03-28
申请人： Panasonic Corp , パナソニック株式会社 , Tokyo Gas Co Ltd , 東京瓦斯株式会社 , Osaka Gas Co Ltd , 大阪瓦斯株式会社 , Toho Gas Co Ltd , 東邦瓦斯株式会社
发明人： IWAMOTO RYUJI , ASANO KAZUTAKA , SAKUMA HIROHISA , YUASA KENICHIRO , OWAKU TAKASHI , ASADA SHOJI , FUJII YASUHIRO , MASUDA TAKEHIRO , ISHIDA HIROSHI , SAKANO TAKAHIRO
IPC分类号： G01F3/22 , F23K5/00 , G01F1/00
摘要： PROBLEM TO BE SOLVED: To provide a gas shut-off device in which the number of times of detecting sensor abnormality is counted, the detected number of times is compared with a predetermined number of times and when the detected number of times is less than the predetermined number of times, even without sensor abnormality cancellation input, recovery can be performed by a manual recovering operation.SOLUTION: A gas shut-off device comprises sensor abnormality determination means 6 which determines predetermined sensor abnormality in flow measurement and outputs a shut-off signal when abnormality is established. The number of times of determining abnormality by means of the sensor abnormality determination means 6 is counted by sensor abnormality time count means 8 and when sensor abnormality time determination means 7 determines that a time count value of the sensor abnormality time count means 8 is less than a sensor abnormality determination count 9, recovery can be performed by manual recovery means 11 in accordance with an instruction of recovery method decision means 10.
摘要翻译：要解决的问题：为了提供其中对传感器异常检测次数进行计数的气体切断装置，将检测次数与预定次数进行比较，并且当检测到的次数小于预定次数，即使没有传感器异常消除输入，也可以通过手动恢复操作进行恢复。解决方案：气体切断装置包括传感器异常判定装置6，其确定流量测量中的预定传感器异常并输出关闭当异常建立时发出信号。通过传感器异常判定装置6判定异常的次数由传感器异常时间计数装置8进行计数，当传感器异常时间判定装置7判断为传感器异常时间计数装置8的时间计数值小于传感器异常确定计数9，可以根据恢复方法判定装置10的指令由手动恢复装置11执行恢复。

6. 发明专利

JP2013205245A Gas shut-off device 有权
标题翻译：气体切断装置
公开(公告)号：JP2013205245A
公开(公告)日：2013-10-07
申请号：JP2012075046
申请日：2012-03-28
申请人： Panasonic Corp , パナソニック株式会社 , Tokyo Gas Co Ltd , 東京瓦斯株式会社 , Osaka Gas Co Ltd , 大阪瓦斯株式会社 , Toho Gas Co Ltd , 東邦瓦斯株式会社
发明人： SHIOTA KAZUKI , IWAMOTO RYUJI , ASANO KAZUTAKA , SAKUMA HIROHISA , YUASA KENICHIRO , OWAKU TAKASHI , ASADA SHOJI , FUJII YASUHIRO , MASUDA TAKEHIRO , ISHIDA HIROSHI , SAKANO TAKAHIRO
IPC分类号： G01F1/00 , G01F3/22
摘要： PROBLEM TO BE SOLVED: To provide a gas shut-off device capable of preventing the absence of a flow from being determined inexactly when the flow is shifted to a minus side by pulsation or the like.SOLUTION: A gas shut-off device comprises flow measuring means 1, time measuring means 4, flow absence determination means 2 which determines the presence/absence of a flow at a first predetermined time interval and resets a time measurement of the time measuring means 4 when the absence of the flow is determined, leakage determination means 5 which determines the presence of leakage when a predetermined period of time is measured by the time measuring means 4, and flow shift determination means 3 which determines whether the flow is shifted to a minus side. In the case where the flow shift determination means 3 determines that the flow is shifted to the minus side, the time measurement of the time measuring means 4 is prevented from being reset by the flow absence determination means 2.
摘要翻译：要解决的问题：提供一种气体切断装置，其能够防止不通过脉动等将流量偏移到负侧时精确地确定流量。解决方案：气体切断装置包括流动测量装置1，时间测量装置4，流量不存在确定装置2，其在第一预定时间间隔确定流量的存在/不存在，并且当确定不存在流量时复位时间测量装置4的时间测量，泄漏确定装置5，其在由时间测量装置4测量预定时间段时确定泄漏的存在;以及流量确定装置3，其确定流量是否偏移到负侧。在流量偏移判定单元3判断为流向偏移侧的情况下，由流量不存在判定单元2防止时间测量单元4的时间测量被复位。

7. 发明专利

JP2009121486A Fuel supply mechanism, engine having the same, and fuel supply method 审中-公开
标题翻译：燃油供应机构，具有该燃料的发动机和燃料供应方法
公开(公告)号：JP2009121486A
公开(公告)日：2009-06-04
申请号：JP2009055248
申请日：2009-03-09
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： OKAMOTO HIDEKI , NISHIGAKI MASASHI , MORIYA KOJI , ASADA SHOJI
IPC分类号： F02M69/00 , F02B1/12
CPC分类号： F02D41/3094
摘要： PROBLEM TO BE SOLVED: To provide a fuel supply technology utilizable for a fuel supply mechanism of an engine and capable of inhibiting formation of NOx at a combustion part while maintaining a combustion state at the combustion part stable even at high output time. SOLUTION: This fuel supply mechanism supplies fuel G to an air channel 2 from a supply hole 32 to form concentration distribution of the fuel G in air-fuel mixture formed in the air channel 2. The combustion part 1 is a combustion chamber 21 of the engine 200. The air channel 2 is an intake air path 22 supplying oxygen containing gas A via an intake air port to the combustion chamber 21. Fuel G is supplied to the intake air path 22 from the supply hole 32 to generate concentration distribution of the fuel G in the air-fuel mixture formed in the intake air path 22 while flow of the oxygen containing gas A in the intake air path 22 is stopping. COPYRIGHT: (C)2009,JPO&INPIT
摘要翻译：要解决的问题：提供一种可用于发动机的燃料供给机构并且能够在燃烧部分处抑制NOx的形成并且即使在高输出时也能够使燃烧部分的燃烧状态保持稳定的燃料供给技术。解决方案：该燃料供给机构将燃料G从供应孔32向空气通道2供给，以形成燃料G在空气通道2中形成的空气 - 燃料混合物中的浓度分布。燃烧部分1是燃烧室空气通道2是通过进气口将含氧气体A供应到燃烧室21的进气通道22.燃料G从供应孔32供应到进气通道22以产生集中吸入气路22中的含氧气体A的流动停止时，在进气通路22中形成的空气燃料混合物中的燃料G分配。版权所有（C）2009，JPO＆INPIT

8. 发明专利

JP2004286284A Control system and control method of utility consumption facility 审中-公开
公开(公告)号：JP2004286284A
公开(公告)日：2004-10-14
申请号：JP2003077915
申请日：2003-03-20
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： ASADA SHOJI , KAKUMOTO TERUMITSU , YAMADA TAKAHIRO
IPC分类号： F24F11/02 , G06Q50/00 , G06Q50/06 , G06F17/60
CPC分类号： Y02P90/84
摘要： PROBLEM TO BE SOLVED: To further save energy by automatically optimizing an operation condition of a utility consumption facility so as to match to an environmental state of the utility consumption facility of a present state.
SOLUTION: This control system is provided with a storage means 75 for storing a plurality of operation data for associating an operation condition to an evaluation value on utility consumption; derives an evaluation function for indicating a correlation between the evaluation value and the operation condition from the plurality of operation data stored in the storage means 75; derives an optimal operation condition for minimizing the evaluation value on the basis of the derived evaluation function; sets the operation condition to the derived optimal operation condition; derives the evaluation value when set to the optimal operation condition; and executes optimization processing for registering the operation data on the derived evaluation value and the set optimal operation condition in the storage means 75.
COPYRIGHT: (C)2005,JPO&NCIPI

9. 发明专利

JP2014190957A Ultrasonic gas meter 有权
标题翻译：超声波气体计
公开(公告)号：JP2014190957A
公开(公告)日：2014-10-06
申请号：JP2013069398
申请日：2013-03-28
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社
发明人： ASADA SHOJI , OKAMURA SHIGENORI , FUJII YASUHIRO , MASUDA TAKEHIRO
IPC分类号： G01F3/22 , G01F1/66
摘要： PROBLEM TO BE SOLVED: To provide an ultrasonic gas meter capable of properly determining the presence/absence of gas leakage during the open valve returning of a cutoff valve.SOLUTION: A part of an inner channel 20 is constituted by a plurality of measuring channels 21 in parallel with each other. Each of the plurality of measuring channels 21 is provided with ultrasonic flow rate measuring means M. Control means 8 detects abnormality on the basis of a fluid flow rate measured by the plurality of flow rate measuring means M respectively provided on the plurality of measuring channels 21. A fluid flow rate of the inner channel 20 is determined on the basis of the fluid flow rate measured by the flow rate measuring means M in which an amplification degree of a receiving signal is a set amplification degree or less, in returning time leakage determining processing, and it is determined whether gas leakage occurs or not on the basis of the determined fluid flow rate of the inner channel 20.
摘要翻译：要解决的问题：提供一种能够在切断阀的打开阀返回期间适当地确定气体泄漏的有无的超声波气体计量器。解决方案：内部通道20的一部分由多个测量通道21 彼此平行。多个测量通道21中的每一个设置有超声波流量测量装置M.控制装置8基于分别设置在多个测量通道21上的多个流量测量装置M测量的流体流量来检测异常内部通道20的流体流量基于由流量测量装置M测量的流体流量来确定，其中接收信号的放大度为设定的放大度以下，在返回时间泄漏判定并且基于确定的内部通道20的流体流量来确定是否发生气体泄漏。

10. 发明专利

JP2014089123A Ultrasonic gas meter 有权
标题翻译：超声波气体计
公开(公告)号：JP2014089123A
公开(公告)日：2014-05-15
申请号：JP2012239422
申请日：2012-10-30
申请人： Osaka Gas Co Ltd , 大阪瓦斯株式会社 , Kansai Gas Meter Co Ltd , 関西ガスメータ株式会社 , Aichi Tokei Denki Co Ltd , 愛知時計電機株式会社
发明人： ASADA SHOJI , OKAMURA SHIGENORI , FUJII YASUHIRO , MASUDA TAKEHIRO , OZAKI KAZUYA , MANNAMI YOSHISADA , HANAKI KATSUHISA
IPC分类号： G01F3/22 , G01F1/66 , G01F7/00
摘要： PROBLEM TO BE SOLVED: To provide an ultrasonic gas meter in which a maximum flow rate of measurable gas flow rates is increased in a high measurement accuracy state without loading a large-sized ultrasonic sensor.SOLUTION: A plurality of flow rate measuring units U each of which is configured so that a measurement passage R connecting an inlet side gas flow chamber M to an outlet side gas flow chamber N is formed, passage portions Rr consisting of a plurality of layers are formed in a flow rate measurement portion Rs whose cross-sectional shape is rectangular out of the measurement passage R in a state partitioned by a plurality of rectifiers 9, a pair of ultrasonic sensors for transmitting/receiving ultrasonic waves are formed on both side parts of the flow rate measurement portion Rs so as to cross the flow rate measurement portion and includes a passage formation member 8 forming the measurement passage R, the rectifiers 9 and the ultrasonic sensors are loaded between an inlet side chamber formation member 5 forming the inlet side gas flow chamber and an outlet side chamber formation member forming the outlet side gas flow chamber in a parallel state.
摘要翻译：要解决的问题：提供一种超声波燃气表，其中在不加载大型超声波传感器的情况下，在高测量精度状态下可测量气体流量的最大流量增加。解决方案：多个流量测量单元U 构成为将入口侧气体流通室M连接到出口侧气体流通室N的测定路径R形成在流量测量部Rs中，在由多个整流器9分隔的状态下，测量通道R的截面形状为矩形，在流量测量部Rs的两侧形成有用于发送/接收超声波的一对超声波传感器，从而跨越流量测量部分，并且包括形成测量通道R的通道形成构件8，整流器9和超声波传感器被装载在入口侧形成入口侧气体流通室的室形成部件5和形成出口侧气体流通室的出口侧室形成部件处于平行状态。

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