JP2016211680A - クロスヘッド型エンジン - Google Patents
クロスヘッド型エンジン Download PDFInfo
- Publication number
- JP2016211680A JP2016211680A JP2015096716A JP2015096716A JP2016211680A JP 2016211680 A JP2016211680 A JP 2016211680A JP 2015096716 A JP2015096716 A JP 2015096716A JP 2015096716 A JP2015096716 A JP 2015096716A JP 2016211680 A JP2016211680 A JP 2016211680A
- Authority
- JP
- Japan
- Prior art keywords
- crosshead
- hydraulic chamber
- piston rod
- deformation
- pin
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000001629 suppression Effects 0.000 claims description 22
- 230000002401 inhibitory effect Effects 0.000 claims description 9
- 230000002000 scavenging effect Effects 0.000 description 22
- 239000007789 gas Substances 0.000 description 14
- 238000002485 combustion reaction Methods 0.000 description 10
- 239000000446 fuel Substances 0.000 description 10
- 239000000295 fuel oil Substances 0.000 description 8
- 238000002347 injection Methods 0.000 description 8
- 239000007924 injection Substances 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 8
- 239000002737 fuel gas Substances 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000003949 liquefied natural gas Substances 0.000 description 3
- 239000003921 oil Substances 0.000 description 3
- 230000009977 dual effect Effects 0.000 description 2
- 239000003915 liquefied petroleum gas Substances 0.000 description 2
- 239000012783 reinforcing fiber Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
- F02B75/045—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of a variable connecting rod length
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/04—Engines with variable distances between pistons at top dead-centre positions and cylinder heads
- F02B75/044—Engines with variable distances between pistons at top dead-centre positions and cylinder heads by means of an adjustable piston length
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D15/00—Varying compression ratio
- F02D15/04—Varying compression ratio by alteration of volume of compression space without changing piston stroke
-
- 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
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C5/00—Crossheads; Constructions of connecting-rod heads or piston-rod connections rigid with crossheads
-
- 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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J1/00—Pistons; Trunk pistons; Plungers
- F16J1/10—Connection to driving members
- F16J1/14—Connection to driving members with connecting-rods, i.e. pivotal connections
- F16J1/16—Connection to driving members with connecting-rods, i.e. pivotal connections with gudgeon-pin; Gudgeon-pins
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01B—MACHINES OR ENGINES, IN GENERAL OR OF POSITIVE-DISPLACEMENT TYPE, e.g. STEAM ENGINES
- F01B9/00—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups
- F01B9/02—Reciprocating-piston machines or engines characterised by connections between pistons and main shafts and not specific to preceding groups with crankshaft
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/02—Engines characterised by their cycles, e.g. six-stroke
- F02B2075/022—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle
- F02B2075/025—Engines characterised by their cycles, e.g. six-stroke having less than six strokes per cycle two
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B25/00—Engines characterised by using fresh charge for scavenging cylinders
- F02B25/02—Engines characterised by using fresh charge for scavenging cylinders using unidirectional scavenging
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02B—INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL
- F02B75/00—Other engines
- F02B75/32—Engines characterised by connections between pistons and main shafts and not specific to preceding main groups
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Pistons, Piston Rings, And Cylinders (AREA)
- Shafts, Cranks, Connecting Bars, And Related Bearings (AREA)
Abstract
【解決手段】クロスヘッド型エンジンのクロスヘッドは、連接棒の一端に設けられたクロスヘッド軸受と、クロスヘッド軸受に軸支されたクロスヘッドピン114aと、クロスヘッドピンに設けられ、ピストンロッド112aの一端側が挿入されるとともに、ピストンロッドの一端側に油圧を作用させて、ピストンとクロスヘッドピンとの相対的な位置を変化させる油圧室(第1油圧室168aおよび第2油圧室168b)と、クロスヘッドピンに設けられ、油圧室に挿入されたピストンロッドの一端側の径方向外方に位置し、油圧室内の油圧によるクロスヘッドピンの変形を抑止する変形抑止層170と、を備える。
【選択図】図3
Description
100 ユニフロー掃気式2サイクルエンジン(クロスヘッド型エンジン)
112 ピストン
112a ピストンロッド
114 クロスヘッド
114a クロスヘッドピン
116 連接棒
116a クロスヘッド軸受
118 クランクシャフト
168 油圧室
168a 第1油圧室(油圧室)
168b 第2油圧室(油圧室)
170 変形抑止層
372 円筒部材(変形抑止部材)
472 円筒部材(変形抑止部材)
Claims (4)
- ピストンが固定されるピストンロッドの一端、および、クランクシャフトに連結される連接棒の一端が、クロスヘッドを介して接続されるクロスヘッド型エンジンであって、
前記クロスヘッドは、
前記連接棒の一端に設けられたクロスヘッド軸受と、
前記クロスヘッド軸受に軸支されたクロスヘッドピンと、
前記クロスヘッドピンに設けられ、前記ピストンロッドの一端側が挿入されるとともに、該ピストンロッドの一端側に油圧を作用させて、前記ピストンと該クロスヘッドピンとの相対的な位置を変化させる油圧室と、
前記クロスヘッドピンに設けられ、前記油圧室に挿入された前記ピストンロッドの一端側の径方向外方に位置し、該油圧室内の油圧による該クロスヘッドピンの変形を抑止する変形抑止層と、
を備えたことを特徴とするクロスヘッド型エンジン。 - 前記変形抑止層は、前記ピストンロッドの周方向に間隔を維持して形成された複数の緩衝穴を含んで構成されることを特徴とする請求項1に記載のクロスヘッド型エンジン。
- 前記変形抑止層は、前記クロスヘッドピンに形成された空隙であることを特徴とする請求項1に記載のクロスヘッド型エンジン。
- 前記クロスヘッドピンよりも強度の高い変形抑止部材が、前記変形抑止層と前記油圧室との間に配置されることを特徴とする請求項1から3のいずれか1項に記載のクロスヘッド型エンジン。
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015096716A JP6451485B2 (ja) | 2015-05-11 | 2015-05-11 | クロスヘッド型エンジン |
EP16792725.0A EP3296597B1 (en) | 2015-05-11 | 2016-05-11 | Crosshead engine |
CN201680022396.7A CN107429841B (zh) | 2015-05-11 | 2016-05-11 | 十字头式发动机 |
PCT/JP2016/064050 WO2016182000A1 (ja) | 2015-05-11 | 2016-05-11 | クロスヘッド型エンジン |
KR1020177017267A KR101894085B1 (ko) | 2015-05-11 | 2016-05-11 | 크로스헤드형 엔진 |
DK16792725.0T DK3296597T3 (da) | 2015-05-11 | 2016-05-11 | Krydshovedmotor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2015096716A JP6451485B2 (ja) | 2015-05-11 | 2015-05-11 | クロスヘッド型エンジン |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016211680A true JP2016211680A (ja) | 2016-12-15 |
JP6451485B2 JP6451485B2 (ja) | 2019-01-16 |
Family
ID=57249154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015096716A Active JP6451485B2 (ja) | 2015-05-11 | 2015-05-11 | クロスヘッド型エンジン |
Country Status (6)
Country | Link |
---|---|
EP (1) | EP3296597B1 (ja) |
JP (1) | JP6451485B2 (ja) |
KR (1) | KR101894085B1 (ja) |
CN (1) | CN107429841B (ja) |
DK (1) | DK3296597T3 (ja) |
WO (1) | WO2016182000A1 (ja) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019094865A (ja) * | 2017-11-24 | 2019-06-20 | 株式会社Ihi | 2ストロークエンジン |
US11174826B2 (en) | 2018-03-16 | 2021-11-16 | Ihi Corporation | Engine |
JP2021532307A (ja) * | 2018-07-17 | 2021-11-25 | トランセンド・エナジー・グループ,エルエルシー | 往復動ピストン組立体、内燃エンジン、および関連の方法 |
US11506141B2 (en) | 2018-07-17 | 2022-11-22 | Transcend Energy Group, Llc | Reciprocating-piston assembly, internal combustion engine, and related methods |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6939244B2 (ja) * | 2017-08-22 | 2021-09-22 | 株式会社Ihi | 可変圧縮装置及びエンジンシステム |
JP6946977B2 (ja) * | 2017-11-28 | 2021-10-13 | 株式会社Ihi | 可変圧縮装置及びエンジンシステム |
DK3779145T3 (da) * | 2018-04-06 | 2023-04-24 | Ihi Corp | Variabel kompressionsindretning og motorsystem |
EP3748144A1 (de) * | 2019-06-03 | 2020-12-09 | Winterthur Gas & Diesel AG | Verfahren zum betreiben eines grossmotors sowie grossmotor |
EP3748145B1 (en) * | 2019-06-07 | 2023-12-06 | Winterthur Gas & Diesel Ltd. | Variable compression ratio (vcr) engine |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4140091A (en) * | 1977-03-09 | 1979-02-20 | Showers Jr Lewis M | Uniform compression piston engine |
JPS6435029A (en) * | 1987-07-30 | 1989-02-06 | Atsugi Motor Parts Co Ltd | Compression ratio varying device for internal combustion engine |
JPH048739U (ja) * | 1990-05-15 | 1992-01-27 | ||
DE19835146A1 (de) * | 1998-08-04 | 1999-06-10 | Daimler Chrysler Ag | Pleuelstange |
US20090205615A1 (en) * | 2008-02-19 | 2009-08-20 | Tonand Brakes Inc. | Variable compression ratio system |
JP2014020375A (ja) * | 2012-07-17 | 2014-02-03 | Waertsilae Schweiz Ag | 大型往復ピストン燃焼エンジン、ならびにそのようなエンジンを制御する制御機器および方法 |
JP2015503058A (ja) * | 2011-12-23 | 2015-01-29 | アー・ファウ・エル・リスト・ゲー・エム・ベー・ハーAvl Listgmbh | 往復ピストンエンジン用のコネクティングロッド |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2250492A (en) * | 1939-10-12 | 1941-07-29 | Lauritz N Miller | Supercharged two-cycle engine |
DE1914717A1 (de) * | 1969-03-22 | 1970-10-15 | Krupp Gmbh | Gegenkolben-Maschine,insbesondere Gegenkolben-Motor |
CN85100321B (zh) * | 1985-04-01 | 1985-09-10 | 大连海运学院 | 油垫活塞柴油机 |
JP2971314B2 (ja) * | 1993-12-23 | 1999-11-02 | 三菱重工業株式会社 | 往復動機関におけるクロスヘッドピンの軸受装置 |
DE202004002185U1 (de) * | 2004-01-28 | 2004-07-22 | Man B & W Diesel A/S | Zweitakt-Verbrennungsmaschine mit Turboladung, konstantem Druck und 14 Zylindern in einer einzigen Reihe |
JP5691552B2 (ja) * | 2011-01-24 | 2015-04-01 | 日産自動車株式会社 | エンジンのコネクティングロッド及びその製造方法 |
JP5933217B2 (ja) * | 2011-10-12 | 2016-06-08 | 株式会社Ihi | 2サイクルエンジン及び2サイクルエンジンの注油方法 |
CN202827145U (zh) * | 2012-06-27 | 2013-03-27 | 中国重汽集团济南动力有限公司 | 一种重型汽车用中间传动轴支承缓冲盘 |
JP6019941B2 (ja) * | 2012-08-31 | 2016-11-02 | 株式会社Ihi | ユニフロー掃気式2サイクルエンジン |
CN203358341U (zh) * | 2013-07-29 | 2013-12-25 | 中国重汽集团济南动力有限公司 | 一种大扭矩中间传动轴支承缓冲盘 |
-
2015
- 2015-05-11 JP JP2015096716A patent/JP6451485B2/ja active Active
-
2016
- 2016-05-11 CN CN201680022396.7A patent/CN107429841B/zh active Active
- 2016-05-11 KR KR1020177017267A patent/KR101894085B1/ko active IP Right Grant
- 2016-05-11 DK DK16792725.0T patent/DK3296597T3/da active
- 2016-05-11 EP EP16792725.0A patent/EP3296597B1/en active Active
- 2016-05-11 WO PCT/JP2016/064050 patent/WO2016182000A1/ja active Application Filing
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4140091A (en) * | 1977-03-09 | 1979-02-20 | Showers Jr Lewis M | Uniform compression piston engine |
JPS6435029A (en) * | 1987-07-30 | 1989-02-06 | Atsugi Motor Parts Co Ltd | Compression ratio varying device for internal combustion engine |
JPH048739U (ja) * | 1990-05-15 | 1992-01-27 | ||
DE19835146A1 (de) * | 1998-08-04 | 1999-06-10 | Daimler Chrysler Ag | Pleuelstange |
US20090205615A1 (en) * | 2008-02-19 | 2009-08-20 | Tonand Brakes Inc. | Variable compression ratio system |
JP2015503058A (ja) * | 2011-12-23 | 2015-01-29 | アー・ファウ・エル・リスト・ゲー・エム・ベー・ハーAvl Listgmbh | 往復ピストンエンジン用のコネクティングロッド |
JP2014020375A (ja) * | 2012-07-17 | 2014-02-03 | Waertsilae Schweiz Ag | 大型往復ピストン燃焼エンジン、ならびにそのようなエンジンを制御する制御機器および方法 |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2019094865A (ja) * | 2017-11-24 | 2019-06-20 | 株式会社Ihi | 2ストロークエンジン |
US11174826B2 (en) | 2018-03-16 | 2021-11-16 | Ihi Corporation | Engine |
JP2021532307A (ja) * | 2018-07-17 | 2021-11-25 | トランセンド・エナジー・グループ,エルエルシー | 往復動ピストン組立体、内燃エンジン、および関連の方法 |
US11506141B2 (en) | 2018-07-17 | 2022-11-22 | Transcend Energy Group, Llc | Reciprocating-piston assembly, internal combustion engine, and related methods |
JP7402229B2 (ja) | 2018-07-17 | 2023-12-20 | トランセンド・エナジー・グループ,エルエルシー | 往復動ピストン組立体、内燃エンジン、および関連の方法 |
US11933245B2 (en) | 2018-07-17 | 2024-03-19 | Transcend Energy Group, Llc | Reciprocating-piston assembly, internal combustion engine, and related methods |
Also Published As
Publication number | Publication date |
---|---|
EP3296597B1 (en) | 2020-02-19 |
JP6451485B2 (ja) | 2019-01-16 |
EP3296597A1 (en) | 2018-03-21 |
CN107429841A (zh) | 2017-12-01 |
WO2016182000A1 (ja) | 2016-11-17 |
DK3296597T3 (da) | 2020-04-27 |
EP3296597A4 (en) | 2018-12-19 |
KR20170083148A (ko) | 2017-07-17 |
CN107429841B (zh) | 2020-01-07 |
KR101894085B1 (ko) | 2018-08-31 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP6451485B2 (ja) | クロスヘッド型エンジン | |
JP6137341B2 (ja) | クロスヘッド型エンジン | |
JP6137340B2 (ja) | クロスヘッド型エンジン | |
WO2014115572A1 (ja) | ユニフロー掃気式2サイクルエンジンおよびユニフロー掃気式2サイクルエンジンの燃料噴射方法 | |
WO2016072391A1 (ja) | ユニフロー掃気式2サイクルエンジン | |
EP3296539B1 (en) | Oil pressure generating device and crosshead engine | |
KR102312788B1 (ko) | 선박용 엔진 | |
JP7139702B2 (ja) | 圧縮比可変機構 | |
JP2018532951A (ja) | 対向ピストンエンジン用のコンパクトなポート付きシリンダ構造 | |
KR102401934B1 (ko) | 압축비 가변 기구 | |
WO2016043312A1 (ja) | レシプロエンジン | |
US9194327B2 (en) | Cylinder liner with slots | |
US20170030290A1 (en) | Recess to encourage ring lift | |
JP6061026B2 (ja) | ユニフロー掃気式2サイクルエンジン | |
CN110352294B (zh) | 单流扫气式二冲程发动机 | |
JP6455306B2 (ja) | クロスヘッド型エンジン | |
KR102712889B1 (ko) | 실린더 라이너 및 선박용 내연기관 | |
JP7522084B2 (ja) | デュアルフューエルエンジンシステム | |
JP7421854B2 (ja) | エンジン | |
JP6737149B2 (ja) | エンジン | |
FI128417B (en) | Cylinder liner with recesses | |
WO2017094616A1 (ja) | ガスエンジン | |
US20170067412A1 (en) | Cylinder head cover with integral sleeve |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180222 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20181113 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20181126 |
|
R151 | Written notification of patent or utility model registration |
Ref document number: 6451485 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R151 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |