JP6348606B2 - ガス燃料システムにおける熱伝達方法及び熱伝達装置 - Google Patents
ガス燃料システムにおける熱伝達方法及び熱伝達装置 Download PDFInfo
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- JP6348606B2 JP6348606B2 JP2016552700A JP2016552700A JP6348606B2 JP 6348606 B2 JP6348606 B2 JP 6348606B2 JP 2016552700 A JP2016552700 A JP 2016552700A JP 2016552700 A JP2016552700 A JP 2016552700A JP 6348606 B2 JP6348606 B2 JP 6348606B2
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- heat transfer
- gas
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- local heat
- tank
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- F17C2250/0404—Parameters indicated or measured
- F17C2250/0439—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/04—Indicating or measuring of parameters as input values
- F17C2250/0486—Indicating or measuring characterised by the location
- F17C2250/0491—Parameters measured at or inside the vessel
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0631—Temperature
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
- F17C2250/06—Controlling or regulating of parameters as output values
- F17C2250/0605—Parameters
- F17C2250/0636—Flow or movement of content
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/01—Improving mechanical properties or manufacturing
- F17C2260/011—Improving strength
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2260/00—Purposes of gas storage and gas handling
- F17C2260/04—Reducing risks and environmental impact
- F17C2260/042—Reducing risk of explosion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2265/00—Effects achieved by gas storage or gas handling
- F17C2265/06—Fluid distribution
- F17C2265/066—Fluid distribution for feeding engines for propulsion
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
- F17C2270/00—Applications
- F17C2270/01—Applications for fluid transport or storage
- F17C2270/0102—Applications for fluid transport or storage on or in the water
- F17C2270/0105—Ships
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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
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Description
カナダ特許CA 2653643 号は、極低温貯蔵タンクにより画成された極低温空間から液化ガスと蒸気を供給するための分離した通路を有する圧力制御システムであって、エンジン用にガスを蒸発させ、タンク内の圧力を蓄積するために熱源を備える熱交換器が使用されるシステムを開示している。
米国特許出願US 2011/146605号は、エンジンによる流れ駆動を備える天然ガス自動車エンジンのための液化天然ガスシステムが、少なくとも1つの熱交換器を通る2つの通路を含み、エンジン用のLNGを蒸発させ、タンクの圧力を蓄積するための熱源を備える熱交換器が使用されるシステムを開示している。
本願において示される本発明の例示的実施例は、添付の特許請求の範囲の適用性に関して限定を与えるものと解釈してはならない。「有する」の用語は、本願においては、記載されない特徴の存在を排除しない開かれた限定として使用されるものである。従属項において記載された特徴は、特に明示的に述べられた場合を除き、互いに自由に組み合わすことができる。
Claims (10)
- ガス燃料を備える海洋船舶のための燃料貯蔵及び分配システムであって、
液化ガス燃料を貯蔵するための断熱されたガスタンク(401)と、
タンクルーム(402)と、
前記タンクルーム(402)内に達するエンジン冷却回路(404)の一部と、前記タンクルーム(402)内に達する蒸気発生回路(1205)の一部と、又は前記タンクルーム(402)内に達する熱オイル回路の一部の少なくとも1つを有する外部熱源回路を有し、
前記燃料貯蔵及び分配システムは、更に、
前記外部熱源回路から熱を抽出するように構成された、ローカル熱伝達再沸騰器(501)と、前記ローカル熱伝達再沸騰器(501)に伝達媒体により流体接続し前記ローカル熱伝達再沸騰器(501)との間で熱交換がおこなわれるローカル熱伝達凝縮器(502)を有する前記タンクルーム(402)内のローカル熱伝達回路(405)であって、前記外部熱源回路は、前記ローカル熱伝達再沸騰器(501)内において高温要素(503)を形成し、前記高温要素(503)は、使用時に熱を前記ローカル熱伝達回路(405)の伝達媒体へ与え、前記ローカル熱伝達再沸騰器(501)内で蒸発させる部分であり、前記ローカル熱伝達凝縮器(502)は少なくとも部分的に前記ガスタンク内に延びている、ローカル熱伝達回路(405)を有し、
前記タンクルーム(402)は、タンク連結部と関連するバルブを囲む気密空間を形成するものであり、
前記ローカル熱伝達回路(405)は、前記タンクルーム(402)内の前記外部熱源回路から熱を抽出するように構成されており、
前記燃料貯蔵及び分配システムは、更に、
前記ローカル熱伝達回路(405)の一部として、前記ガスタンク(401)内に貯蔵されている液化ガス燃料を加熱するように構成された加熱装置であって、前記加熱装置は、流体加熱媒体が前記タンクルーム(402)と前記ガスタンク(401)との間で循環することを可能にする閉ループを形成し、一部が使用時に前記伝達媒体から熱を受け、前記ローカル熱伝達凝縮器(502)内で凝縮させるものである低温要素(504)を形成するものである圧力蓄積熱伝達回路(407)を通して間接的に前記ガスタンク内の圧力を増加させるように構成されたもの、或いは、直接に加熱された前記ローカル熱伝達回路(405)内の伝達媒体に対して前記液化ガス燃料に熱を与えさせることにより、前記ガスタンク内の圧力を増加させるように構成された加熱装置と、
前記ローカル熱伝達回路(405)の一部として、海上船舶のエンジンに分配するために前記ガスタンクから引き出した液化ガス燃料を蒸発するための主ガス蒸発器、
を有することを特徴とする燃料貯蔵及び分配システム。 - 前記主ガス蒸発器の一部は、前記圧力蓄積熱伝達回路(407)の一部と同一の前記ローカル熱伝達凝縮器(502)内において低温要素(504)を形成する、請求項1に記載の燃料貯蔵及び分配システム。
- 前記ローカル熱伝達凝縮器(502)は、
凝縮チャンバー(701)と、前記ローカル熱伝達再沸騰器(501)から前記凝縮チャンバー(701)への蒸発した伝達媒体のための移送通路(702)と、
外部凝縮要素(705)と、前記凝縮チャンバー(701)から前記外部凝縮要素(705)への蒸発した伝達媒体のための移送通路を有し、
前記外部凝縮要素(705)は、前記ガスタンク(401)内に延びるループから成る、
請求項1に記載の燃料貯蔵及び分配システム。 - 使用中に前記伝達媒体から熱を受け凝縮させる部分である前記凝縮チャンバー(701)内の低温要素(504)と、
前記ループから前記低温要素(504)への伝達媒体のための第1戻り通路と、
前記低温要素(504)から前記ローカル熱伝達再沸騰器(501)への伝達媒体のための第2戻り通路、を有する請求項3に記載の燃料貯蔵及び分配システム。 - 前記主ガス蒸発器の一部は前記ローカル熱伝達凝縮器(502)内で低温要素(504)を形成している、請求項1又は3に記載の燃料貯蔵及び分配システム。
- 前記燃料貯蔵及び分配システムは、液化ガス燃料を前記ガスタンク(401)から圧力蓄積蒸発器(902)に引き出し、ガス相のガス燃料を前記圧力蓄積蒸発器(902)から前記ガスタンク(401)に戻すための圧力蓄積蒸発器を備える圧力蓄積ループ(901)を有し、
前記圧力蓄積蒸発器(902)は、前記ローカル熱伝達凝縮器(502)内で、使用中に前記伝達媒体から熱を受け、凝縮させる部分である低温要素(504)を形成する、請求項1に記載の燃料貯蔵及び分配システム。 - 前記主ガス蒸発器の一部は、前記圧力蓄積蒸発器(902)と同一のローカル熱伝達凝縮器内において使用中に前記伝達媒体から熱を受け、凝縮させる部分である低温要素(504)を形成する、請求項6に記載の燃料貯蔵及び分配システム。
- 請求項1乃至7のいずれかに記載のガス燃料を備える海上船舶の燃料貯蔵及び分配システムのガスタンク内の圧力を維持するための方法であって、
外部熱源回路からローカル熱伝達回路(405)に熱を抽出するステップと、
前記ガスタンク内の圧力を増加するため、ガス燃料を加熱するために前記ローカル熱伝達回路(405)を使用するステップと、
前記海上船舶のエンジンに分配するため、前記ガスタンクから引き出された液化ガス燃料を蒸発するために前記ローカル熱伝達回路(405)を使用するステップ、を有し、
前記ローカル熱伝達回路(405)内の内容物は、前記外部熱源回路から抽出された熱により蒸発され、前記ガス燃料に熱を与えて凝縮する、方法。 - 前記ローカル熱伝達回路(405)は、前記ガスタンク内を通る閉ループ内を循環する流体加熱媒体を加熱することに使用される、請求項8に記載の方法。
- 前記ローカル熱伝達回路(405)の内容物は前記ガスタンクを通る閉ループを循環する請求項8に記載の方法。
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MY195339A (en) * | 2015-10-26 | 2023-01-13 | Keppel Offshore & Marine Tech Ct Pte Ltd | An Arrangement Of Cryogenic Containers For Lng Or Cng On A Deck Of A Tugboat |
ITUB20161236A1 (it) * | 2016-03-03 | 2016-06-03 | Albert Alberto | Sistema per il recupero del calore per LNG vaporizzato a bordo delle navi |
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US20240263746A1 (en) * | 2021-09-15 | 2024-08-08 | Cryoshelter LH2 GmbH | System comprising a cryogenic container for the temporary reduction of pressure losses |
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