JPH0666676A - Ice ocean water tank test facility and sample model therefor - Google Patents
Ice ocean water tank test facility and sample model thereforInfo
- Publication number
- JPH0666676A JPH0666676A JP21690992A JP21690992A JPH0666676A JP H0666676 A JPH0666676 A JP H0666676A JP 21690992 A JP21690992 A JP 21690992A JP 21690992 A JP21690992 A JP 21690992A JP H0666676 A JPH0666676 A JP H0666676A
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- JP
- Japan
- Prior art keywords
- model
- ice
- water tank
- load
- divided
- Prior art date
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Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、氷海域を再現する試験
水槽において、船首形状等が砕氷抵抗に対して与える影
響等を試験する氷海水槽試験装置及びそのための供試模
型に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an ice sea water tank test apparatus for testing the influence of the bow shape and the like on ice breaking resistance in a test water tank for reproducing an ice sea area, and a test model therefor.
【０００２】[0002]
【従来の技術】従来、試験水槽において波浪による船体
の縦曲げに関する試験を行うためには、図５に示すよう
に船体０１を横断面方向に０１Ａから０１Ｆの如く分割
し、バックボーン０２で連結したバックボーン式の分割
模型が主として使われている。2. Description of the Related Art Conventionally, in order to carry out a test on a longitudinal bending of a hull due to waves in a test water tank, as shown in FIG. 5, a hull 01 is divided in a cross sectional direction from 01A to 01F and connected by a backbone 02. The backbone-type split model is mainly used.
【０００３】一方、氷海域を航行する船舶が氷板を砕い
て推進する時の船体に加わる氷中全抵抗の要素は、主に
次のいくつかの部分に分けられるとされている。On the other hand, it is said that the element of the total resistance in ice added to the hull when a ship traveling in the ice water region crushes and propels the ice plate is mainly divided into the following several parts.
【０００４】ＲIT＝ＲB ＋ＲS ＋ＲV ＋ＲW ここに ＲIT：氷中全抵抗 ＲB ：氷板を砕くことによる純砕氷抵抗 ＲS ：砕かれた氷片が船首形状に沿って沈降する時の力
および沈降時の浮力によって回転に要する力等の船体に
与えられる抵抗 ＲV ：砕かれた氷を押しのけて通過する際の速度に依存
する抵抗 ＲW ：水の抵抗 なお、船体表面と氷片との摩擦力は上記ＲB 〜ＲV それ
ぞれの力に対応するものでこれらに別途付加するものと
されている。以上、これらの抵抗要素の中で氷中全抵抗
に対し占める割合が最も大きい純砕氷抵抗については船
首抵抗によってその量が左右される。この船首形状が砕
氷抵抗に与える影響についての知見は少なく、実験的手
法での解明が必要な状況にある。R IT = R B + R S + R V + R W where R IT : total resistance in ice R B : pure ice resistance by crushing an ice plate R S : crushed ice pieces settle along the bow shape The resistance given to the hull such as the force required for rotation due to the force at the time of smashing and the buoyancy at the time of sinking R V : The resistance depending on the speed when passing through the crushed ice R W : The resistance of the water The frictional forces between the ice pieces and the ice pieces correspond to the respective forces of R B to R V and are to be added separately to these. As described above, the amount of pure ice-breaking resistance, which accounts for the largest proportion of the total resistance in ice among these resistance elements, depends on the bow resistance. There is little knowledge about the effect of the bow shape on ice breaking resistance, and it is necessary to clarify it by an experimental method.
【０００５】[0005]
【発明が解決しようとする課題】氷海水槽試験について
の前述のような状況のもとで、本発明は船首形状や海洋
構造物の形状が砕氷抵抗などに与える影響を試験するの
に適した氷海水槽試験装置を提供することを課題として
いる。また、本発明は、前記したように氷海水槽試験に
用いるのに好適な供試模型を提供することをも課題とし
ている。Under the above-mentioned circumstances of the ice sea water tank test, the present invention is suitable for testing the influence of the bow shape and the shape of the offshore structure on the ice breaking resistance. It is an object to provide an aquarium test device. Another object of the present invention is to provide a test model suitable for use in the ice-sea water tank test as described above.
【０００６】更に、本発明は、氷海水槽試験において、
水線方向に沿った上下各模型部分に加わる氷荷重を計測
しうると共に、更に横断面に沿っても分割した模型の各
パネルに加わる氷荷重をも計測できるようにした供試模
型を提供することを課題としている。Furthermore, the present invention provides an ice-sea tank test,
Provide a test model that can measure the ice load applied to each of the upper and lower model parts along the water line direction, and also can measure the ice load applied to each panel of the divided model along the cross section That is the issue.
【０００７】[0007]
【課題を解決するための手段】本発明は前記した課題を
解決するため、供試模型を水線方向に沿って複数個の層
状部分に分割し、こうして分割した層状部分のいくつか
を支持連結し供試模型を形成する支持装置、及びこの支
持装置で支持連結された供試模型に加わる氷荷重を計測
する荷重センサーを具えた曳航装置を有する氷海水槽試
験装置を採用する。In order to solve the above-mentioned problems, the present invention divides a test model into a plurality of layered portions along the waterline direction, and supports and connects some of the layered portions thus divided. An ice sea water tank testing device having a towing device equipped with a supporting device for forming a test model and a load sensor for measuring an ice load applied to the test model supported and connected by the supporting device is adopted.
【０００８】また、本発明では、前記した氷海水槽試験
装置において使用するため、水線方向に沿って複数個の
層状部分に分割され氷海水槽試験装置の支持装置によっ
て支持連結されると共に、荷重センサーを具えた氷海水
槽試験装置の曳航装置へ連結されるように構成した供試
模型を採用する。Further, according to the present invention, since it is used in the above-mentioned ice-sea water tank test apparatus, it is divided into a plurality of layered portions along the water line direction and is supported and connected by the support apparatus of the ice-sea water tank test apparatus, and the load sensor is also used. The test model configured to be connected to the towing device of the ice-sea water tank test device equipped with
【０００９】更に、本発明では前記した課題を解決する
ため、供試模型が前半部と後半部に分割され、同前半部
は水線方向及び深さ方向に複数個のパネルに分割されて
おり、複数個のパネルを元の模型前半部に組立てるた
め、この模型前半部の内側に配設された支持甲板と連結
部材、および前記パネルの各々の内側に配設され各パネ
ルに働く氷荷重を計測するための荷重センサーを有する
氷海水槽試験用の供試模型を採用する。Further, in the present invention, in order to solve the above-mentioned problems, the test model is divided into a front half and a rear half, and the front half is divided into a plurality of panels in the water line direction and the depth direction. , Assembling a plurality of panels into the former half of the model, a support deck and a connecting member arranged inside the former half of the model, and an ice load acting on each panel arranged inside each of the panels, Adopt a test model for ice-sea water tank testing that has a load sensor for measurement.
【００１０】[0010]
【作用】本発明による氷海水槽試験装置によれば、水線
方向に沿って複数個の層状部分に分割した模型を支持装
置でいくつか組み合せて或いは単純状態で供試模型を形
成し、これを用いて氷荷重（全砕氷抵抗）を計測するこ
とによって各層状部分に加わる氷荷重相当の値が求めら
れることになる。According to the ice-sea water tank test apparatus of the present invention, a test model is formed by combining several models divided into a plurality of layered portions along the waterline direction with a support device or in a simple state. By using it to measure the ice load (total ice breaking resistance), the value corresponding to the ice load applied to each layered portion can be obtained.
【００１１】また、あらかじめ相似の全体模型を用いて
計測された氷中全抵抗に対し、本分割模型で計測された
全砕氷抵抗ならびに各層における抵抗が占める割合が明
確になる。Further, the ratio of the total ice-breaking resistance measured by this split model and the resistance in each layer to the total resistance in ice measured in advance using a similar overall model becomes clear.
【００１２】また、本発明によって供試模型の前半部を
水線方向及び深さ方向に複数個のパネルに分割し、同複
数個のパネルを元の模型前半部に組立てるため、同模型
前半部の内側に配設された支持甲板と連結部材、および
前記パネルの各々の内側に配設され各パネルに働く氷荷
重を計測するための荷重センサーを設けたものを採用す
ると、縦横多数に分割された各パネルの内側に設けられ
た荷重センサーにより、模型前半部の表面に加わる氷荷
重の分布を直接計測することが可能である。Further, according to the present invention, since the front half of the test model is divided into a plurality of panels in the water line direction and the depth direction and the plurality of panels are assembled to the original front half of the model, the front half of the model is Adopting a support deck and a connecting member arranged inside of, and a load sensor arranged inside each of the panels to measure the ice load acting on each panel, it is divided into a large number of vertical and horizontal. It is possible to directly measure the distribution of the ice load applied to the surface of the first half of the model by the load sensor provided inside each panel.
【００１３】なお、この荷重センサーは四柱式の構造に
よるセンサーで、軸方向に作用する剪断応力を歪ゲージ
により計測するものである。各センサーで計測されるＸ
軸方向の氷荷重は各パネルに加わる模型前後方向の抵抗
部分であり、それぞれの抵抗値を総和したものが、分割
された模型前半部に加わる氷荷重即ち砕氷抵抗に相当す
るものである。The load sensor is a sensor having a four-column structure and measures the shear stress acting in the axial direction by a strain gauge. X measured by each sensor
The ice load in the axial direction is the resistance portion in the model front-rear direction applied to each panel, and the sum of the resistance values corresponds to the ice load applied to the divided first half of the model, that is, the ice breaking resistance.
【００１４】次に、分割部の後方に連結された後半部の
浮力体は、船体模型でいえば本来の船体形状に沿ったも
ので分割模型自体に浮力を与え姿勢を保持すると共に前
半部で破壊された氷片が本来の模型形状に沿った挙動を
示す様設けられたものである。なお、通常実施されてい
る氷中抵抗試験の曳航方法によって試験を行うものであ
る。Next, the buoyant body in the latter half connected to the rear of the splitting portion is in conformity with the original hull shape of a hull model, and gives buoyancy to the splitting model itself to maintain its posture and at the same time in the first half part. It is provided so that the broken ice pieces behave in accordance with the original model shape. In addition, the test is conducted by the towing method of the resistance test in ice that is usually performed.
【００１５】[0015]
【実施例】以下、本発明を図示した実施例に基づいて具
体的に説明する。なお、以下の実施例は、船体について
氷海水槽試験を行う場合において本発明を適用した例で
ある。 （第１実施例）図１において、水線に沿って層状に３分
割され上層部１、中間層部２、底層部３と３つの層状部
分に分けられている。図１においては、上層部１をベー
スに中間層部２と底層部３が付加連結された状態を示す
ものである。The present invention will be described in detail below with reference to the illustrated embodiments. In addition, the following examples are examples in which the present invention is applied when an ice-sea water tank test is performed on a hull. (First Embodiment) In FIG. 1, the layer is divided into three layers along the water line into an upper layer portion 1, an intermediate layer portion 2 and a bottom layer portion 3 and three layered portions. FIG. 1 shows a state in which the intermediate layer portion 2 and the bottom layer portion 3 are additionally connected with the upper layer portion 1 as a base.
【００１６】このように分割された模型は非浮力体であ
るため、支持装置４によって曳引車（図示していない）
に支持連結される。支持装置４の上端部には上下動歯車
５が設けられ、模型の吃水調整を行なう。Since the model divided in this way is a non-buoyant body, it is towed by the support device 4 (not shown).
Is supported and connected to. An up-and-down moving gear 5 is provided at the upper end of the support device 4 to adjust the water-saving of the model.
【００１７】又支持装置４の下端部に直線運動軸受（図
示略）を有するスライド機構部６を設け模型と連結して
いる。尚、この支持装置４は模型の直進性を保つための
ガイド役としての役割もある。Further, a slide mechanism portion 6 having a linear motion bearing (not shown) is provided at the lower end portion of the supporting device 4 and is connected to the model. The supporting device 4 also serves as a guide for keeping the straightness of the model.
【００１８】更に、上記のように分割された模型は曳航
装置７、曳航ロッド８、ユニバーサルジョイント９、荷
重センサー１０で構成される部材を介して連結され、曳
引車（図示していない）によって曳航されるものであ
る。Further, the models divided as described above are connected through a member composed of a towing device 7, a towing rod 8, a universal joint 9 and a load sensor 10, and are connected by a towing vehicle (not shown). It is towed.
【００１９】このように構成された氷海水槽試験装置に
おいて、上層部１に中間層部２と底層部３を付加した状
態、即ち模型全体で計測された氷荷重（全砕氷抵抗）を
基に、上層部１の単独状態で計測された氷荷重ならびに
上層部１に中間層部２を付加した状態で計測された氷荷
重を差し引くことにより各層に加わる氷荷重相当の値が
求められる。In the ice-sea water tank test apparatus thus constructed, the intermediate layer 2 and the bottom layer 3 are added to the upper layer 1, that is, based on the ice load (total ice breaking resistance) measured in the entire model. By subtracting the ice load measured in the upper layer part 1 in the independent state and the ice load measured in the state in which the intermediate layer part 2 is added to the upper layer part 1, a value corresponding to the ice load applied to each layer is obtained.
【００２０】また、先に説明したように、あらかじめ相
似の全体模型を用いて計測した氷中全抵抗に対する、こ
の分割模型で計測された全砕氷抵抗と各層における抵抗
の割合がわかる。 （第２実施例）次に、本発明の第２実施例について図２
から図４を用いて説明する。なお、本実施例において、
模型前半部とは、船首端より船尾側へ向け船体の巾が最
大巾に達する迄の船首部を表わす。As described above, the ratios of the total ice-breaking resistance measured by this divided model and the resistance in each layer to the total resistance in ice measured in advance by using a similar overall model can be known. (Second Embodiment) Next, a second embodiment of the present invention will be described with reference to FIG.
4 to FIG. In this example,
The first half of the model refers to the bow of the hull that reaches the maximum width from the bow end to the stern side.
【００２１】図２に示す様に模型は大別して船体中心部
横断面で前後に２分割され、前半部Ｆは水線方向及び深
さ方向に複数個のパネル２１に鎧状に船体表面が多数分
割されている。又、後半部Ａは船体形状に沿った浮力体
である。As shown in FIG. 2, the model is roughly divided into two parts in the front and rear in the horizontal cross section of the center of the hull, and the front half F has a plurality of panels 21 in the water line direction and the depth direction, which are armor-like and have many hull surfaces. It is divided. The latter half A is a buoyant body that follows the shape of the hull.
【００２２】次に図３に示す様に前半部Ｆで多数分割さ
れた検力パネル（模型外板）２１は、船体内部に設けら
れた支持甲板２２と検力パネル２１を支え、かつ、氷荷
重を計測できる様設けられた歪ゲージ式の荷重センサー
２３と連結部材２４とで船体形状に沿うように組み立て
られる。Next, as shown in FIG. 3, the detection panel (model outer plate) 21 divided into a large number in the front half F supports the support deck 22 and the detection panel 21 provided inside the hull, and also supports ice. The strain gauge type load sensor 23 and the connecting member 24 provided so as to measure the load are assembled along the hull shape.
【００２３】なお、パネルとパネルの間はそれぞれが干
渉せぬ様隙間を設け氷片が隙間に喰み込まない程度に調
整されている。又、前半部Ｆと後半部Ａの連結は支持甲
板２２の後端と後半部Ａ前面の横隔壁部で接合されるも
のである。A gap is provided between the panels so that they do not interfere with each other, and the ice pieces are adjusted so as not to bite into the gap. The front half F and the rear half A are connected to each other by the rear end of the support deck 22 and the horizontal partition wall on the front of the rear half A.
【００２４】図４に氷海水槽試験を行う場合の模型，装
置の配置を示している。曳引車（図示略）中央部に設置
されている二状ダイナモレール２５上に搭載された抵抗
動力計２６は、曳航ロッド１８、ユニバーサルジョイン
ト９、荷重センサー（ロードセル）１０で構成される連
結部材を介し模型の後半部Ａと船体の上下・回転運動
（ピッチング，ローリング）を損なわぬ様に連結されて
いる。これにより模型を氷中へ曳航し模型に加わる氷荷
重、船体運動等を計測する。FIG. 4 shows the arrangement of the model and the device for the ice sea water tank test. A resistance dynamometer 26 mounted on a two-dimensional dynamo rail 25 installed at the center of a towing vehicle (not shown) is a connecting member composed of a towing rod 18, a universal joint 9, and a load sensor (load cell) 10. The latter half of the model A is connected to the hull so as not to impair the vertical and rotational movements (pitching and rolling) of the hull. With this, the model is towed into ice and the ice load on the model and hull motion are measured.
【００２５】船首ガイド装置２７は模型前半部Ｆの上端
で連結され、模型の直進性を保ち且つピッチング，ロー
リングを損なわぬ様摺動するものである。クランプ装置
２８の下端にはクランプレバー２９、クランプパッド３
０を具備し、上部に設けられた電動モーター３１により
クランプレバー２９を開閉する。この開閉により模型を
拘束，非拘束することになる。The bow guide device 27 is connected at the upper end of the front half F of the model and slides so that the straightness of the model is maintained and pitching and rolling are not impaired. A clamp lever 29 and a clamp pad 3 are provided at the lower end of the clamp device 28.
0, and the clamp lever 29 is opened and closed by the electric motor 31 provided at the top. This opening and closing will restrain and unrestrain the model.
【００２６】クランプ装置２８は、発進時模型を拘束し
助動させる働きと、停止時において模型に働く慣性を停
止するものである。但し模型を拘束するのは発進，停止
時のみで航走中は拘束しない。The clamp device 28 has a function of restraining and promoting the model at the time of starting, and a function of stopping the inertia acting on the model at the time of stopping. However, the model is restrained only when starting and stopping, and not during running.
【００２７】この第２実施例による船体模型を用いて氷
海水槽試験を行うにあたっては、供試模型の後半部Ａが
浮力体として働いて模型自体に浮力を与え供試模型の姿
勢を保持すると共に前半部Ｆでは、縦横多数に分割され
た各パネルの船体内側に設けられた荷重センサーによ
り、模型前半部の船体表面に加わる氷荷重の分布を直接
計測することが可能である。In conducting the ice-sea water tank test using the hull model according to the second embodiment, the latter half A of the test model acts as a buoyant body to give buoyancy to the model itself and maintain the posture of the test model. In the first half F, it is possible to directly measure the distribution of the ice load applied to the surface of the hull in the first half of the model by the load sensors provided inside the hull of each panel divided into a large number of rows and columns.
【００２８】各センサーで計測される氷荷重は各パネル
に加わる船体前後方向の抵抗成分であり、それぞれの抵
抗値を総和したものが、分割された模型前半部に加わる
氷荷重即ち砕氷抵抗に相当する。The ice load measured by each sensor is a resistance component in the longitudinal direction of the hull applied to each panel, and the sum of the resistance values corresponds to the ice load applied to the divided first half of the model, that is, the ice breaking resistance. To do.
【００２９】このようにして、この船体模型によれば船
首部で破壊された氷片が船体形状に沿って示す挙動を詳
細に調べることができる。In this way, according to this hull model, the behavior of the ice pieces destroyed at the bow along the hull shape can be investigated in detail.
【００３０】[0030]
【発明の効果】本発明の氷海水槽試験装置により、又本
発明によるパネルで構成した分割模型を氷中での模擬実
験に供することにより模型表面に加わる氷荷重がどの部
分でどの程度働くのかその氷荷重分布を模型の各層状部
分や各パネル毎に計測することで定量的に把握すること
が可能となった。EFFECTS OF THE INVENTION By using the ice-sea water tank test apparatus of the present invention and a divided model composed of the panel according to the present invention for a simulated experiment in ice, it is possible to determine which part and to what extent the ice load applied to the model surface works. It became possible to quantitatively understand the ice load distribution by measuring each layered part of the model and each panel.
【００３１】従って、氷海航行船舶等の推進性能を評価
する上で最も基本的な船首部等における砕氷抵抗につい
ての知見が得られ、その結果船首形状等の最適化を図る
ことができるものである。Therefore, in order to evaluate the propulsive performance of ice-going vessels and the like, the most basic knowledge about ice-breaking resistance in the bow and the like can be obtained, and as a result, the shape of the bow and the like can be optimized. .
【図１】本発明の第１実施例に係る氷海水槽試験装置の
配置を示す側面図。FIG. 1 is a side view showing the arrangement of an ice-sea water tank test device according to a first embodiment of the present invention.
【図２】本発明の第２実施例に係る供試模型の概念を示
す斜視図。FIG. 2 is a perspective view showing the concept of a test model according to a second embodiment of the present invention.
【図３】図２のＩＩＩ−ＩＩＩ線に沿う断面図で左舷側
船体内部の構成図。3 is a cross-sectional view taken along the line III-III in FIG. 2 and is a configuration diagram of the inside of the port side hull.
【図４】本発明の第２実施例に係る模型による氷海水槽
試験装置の配置を示す側面図。FIG. 4 is a side view showing the arrangement of a model ice-sea water tank test apparatus according to the second embodiment of the present invention.
【図５】従来の分割模型を示す斜視図。FIG. 5 is a perspective view showing a conventional split model.
１ 分割模型上層部 ２ 分割模型中間層部 ３ 分割模型底層部 ４ 支持装置 ５ 上下動歯車 ６ スライド機構部 ７ 曳航装置 ８ 曳航ロッド ９ ユニバーサルジョイント １０ 荷重センサー ２１ 検力パネル ２２ 支持甲板 ２３ 荷重センサー ２４ 連結部材 ２５ ダイナモレール ２６ 抵抗動力計 ２７ 船首ガイド装置 ２８ クランプ装置 ２９ クランプレバー ３０ クランプパッド ３１ 電動モーター 1 split model upper layer 2 split model middle layer 3 split model bottom layer 4 support device 5 vertical gear 6 slide mechanism part 7 towing device 8 towing rod 9 universal joint 10 load sensor 21 force sensing panel 22 support deck 23 load sensor 24 Connecting member 25 Dynamo rail 26 Resistance dynamometer 27 Bow guide device 28 Clamp device 29 Clamp lever 30 Clamp pad 31 Electric motor
Claims (3)
割された模型、前記層状部分のいくつかを支持連結し供
試模型を形成する支持装置、及び前記支持装置で支持連
結された前記供試模型に加わる氷荷重を計測する荷重セ
ンサーを具えた曳航装置を有することを特徴とする氷海
水槽試験装置。1. A model divided into a plurality of layered portions along a water line direction, a support device for supporting and connecting some of the layered parts to form a test model, and a support device connected by the support device. An ice-sea water tank test apparatus comprising a towing device equipped with a load sensor for measuring an ice load applied to the test model.
割され氷海水槽試験装置の支持装置によって支持される
と共に、荷重センサーを具えた氷海水槽試験装置の曳航
装置へ連結されるように構成したことを特徴とする請求
項１記載の氷海水槽試験装置に使う供試模型。2. A plurality of layered portions are divided along the water line direction to be supported by a supporting device of the ice-sea water tank test device and connected to a towing device of the ice-sea water tank test device equipped with a load sensor. The test model used for the ice-sea water tank test apparatus according to claim 1, which is configured.
同前半部は水線方向及び深さ方向に複数個のパネルに分
割されており、同複数個のパネルを元の模型前半部に組
立てるため、同模型前半部の内側に配設された支持甲板
と連結部材、および前記パネルの各々の内側に配設され
各パネルに働く氷荷重を計測するための荷重センサーを
有することを特徴とする氷海水槽用供試模型。3. The test model is divided into a first half and a second half,
The front half is divided into a plurality of panels in the water line direction and the depth direction, and in order to assemble the plurality of panels into the original half of the model, a support deck placed inside the front half of the model. And a connecting member, and a load sensor arranged inside each of the panels to measure an ice load acting on each panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21690992A JPH0666676A (en) | 1992-08-14 | 1992-08-14 | Ice ocean water tank test facility and sample model therefor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21690992A JPH0666676A (en) | 1992-08-14 | 1992-08-14 | Ice ocean water tank test facility and sample model therefor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0666676A true JPH0666676A (en) | 1994-03-11 |
Family
ID=16695822
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21690992A Withdrawn JPH0666676A (en) | 1992-08-14 | 1992-08-14 | Ice ocean water tank test facility and sample model therefor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0666676A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0629830A (en) * | 1993-03-22 | 1994-02-04 | Hitachi Ltd | Semiconductor integrated circuit device |
| KR100492147B1 (en) * | 1997-12-30 | 2005-08-18 | 삼성중공업 주식회사 | Protective part protection device of resistance dynamometer for towing tank test |
| KR100500971B1 (en) * | 1997-12-30 | 2005-10-19 | 삼성중공업 주식회사 | Protective part protection device of resistance dynamometer for towing tank test |
| JP2010002356A (en) * | 2008-06-23 | 2010-01-07 | National Maritime Research Institute | Method, apparatus and program for measuring difference in acting force |
| JP2010237015A (en) * | 2009-03-31 | 2010-10-21 | National Maritime Research Institute | Method and apparatus of measuring torsional moment of structure model |
| KR20150046633A (en) * | 2013-10-22 | 2015-04-30 | 대우조선해양 주식회사 | Method for measuring local ice resistance of model ship |
| KR20150134648A (en) * | 2014-05-22 | 2015-12-02 | 한국해양과학기술원 | Auto tracking system of ice breaking model ship |
| CN108844729A (en) * | 2018-06-22 | 2018-11-20 | 大连理工大学 | A kind of indoor model test system of ice and jacket structure interaction |
| CN109506889A (en) * | 2019-01-05 | 2019-03-22 | 大连理工大学 | A kind of design method of the ship trash ice resistance model test based on non-freezing can ice |
| CN114333536A (en) * | 2021-12-30 | 2022-04-12 | 中国特种飞行器研究所 | Lightweight ship pool test model |
-
1992
- 1992-08-14 JP JP21690992A patent/JPH0666676A/en not_active Withdrawn
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0629830A (en) * | 1993-03-22 | 1994-02-04 | Hitachi Ltd | Semiconductor integrated circuit device |
| KR100492147B1 (en) * | 1997-12-30 | 2005-08-18 | 삼성중공업 주식회사 | Protective part protection device of resistance dynamometer for towing tank test |
| KR100500971B1 (en) * | 1997-12-30 | 2005-10-19 | 삼성중공업 주식회사 | Protective part protection device of resistance dynamometer for towing tank test |
| JP2010002356A (en) * | 2008-06-23 | 2010-01-07 | National Maritime Research Institute | Method, apparatus and program for measuring difference in acting force |
| JP2010237015A (en) * | 2009-03-31 | 2010-10-21 | National Maritime Research Institute | Method and apparatus of measuring torsional moment of structure model |
| KR20150046633A (en) * | 2013-10-22 | 2015-04-30 | 대우조선해양 주식회사 | Method for measuring local ice resistance of model ship |
| KR20150134648A (en) * | 2014-05-22 | 2015-12-02 | 한국해양과학기술원 | Auto tracking system of ice breaking model ship |
| CN108844729A (en) * | 2018-06-22 | 2018-11-20 | 大连理工大学 | A kind of indoor model test system of ice and jacket structure interaction |
| CN109506889A (en) * | 2019-01-05 | 2019-03-22 | 大连理工大学 | A kind of design method of the ship trash ice resistance model test based on non-freezing can ice |
| CN109506889B (en) * | 2019-01-05 | 2020-04-14 | 大连理工大学 | Design method of ship ice crushing resistance model test based on non-freezing model ice |
| CN114333536A (en) * | 2021-12-30 | 2022-04-12 | 中国特种飞行器研究所 | Lightweight ship pool test model |
| CN114333536B (en) * | 2021-12-30 | 2024-01-12 | 中国特种飞行器研究所 | Lightweight ship pool test model |
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