• 제목/요약/키워드: Nuclear and Missile Forces

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북한의 임박한 핵무기 배치대비 국방전략 대개혁 (ROK's defense reform strategy for coping with the emerging North Korea's nuclear weapons.)

  • 김종민
    • Strategy21
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    • 통권41호
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    • pp.208-231
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    • 2017
  • The balance of power in conventional forces between the two Koreas works in favor of the South Korea in the Korea peninsula. But, the balancing mechanism between the two Koreas in asymmetric forces like nuclear and missile forces works absolutely in favor of the North Korea. That's why it should be timely for the ROK military to review existing strategy and revise a new counter strategy against the threat posed by the North Korea's nuclear and missile forces. The ROK military is now developing 4D, KAMD, KILL Chain strategies as means to cope with the North Korea's nuclear and missile threats. Considering efforts and resources invested now, the strategies are expected to be in place in next five or more years. However, approaches to those strategies seem to be rather fragmentary and conceptual than comprehensive and pragmatic. The types of strategies against the North Korea's military threats need to be a deterrence in peace time and a fighting and winning in war time in the Korean theater. But, the most important element in the deterrence strategy is the credibility. This study concludes with an new strategic concept titled "ADAD(Assured Defense, Assured Destruction)" as an alternative to existing strategies to deal with the North Korea's nuclear and missile threats.

A Study on the Motivating Factors for Nuclear Development in the Kim Jong-un Era (2011-2017)

  • Deog-Sung Jung;Yong-Hyun Kim
    • International Journal of Advanced Culture Technology
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    • 제12권2호
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    • pp.281-285
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    • 2024
  • Within five years of Kim Jong-un's rise to power, North Korea conducted four nuclear tests and launched the Hwasong-15, an intercontinental ballistic missile (ICBM), in 2017, declaring the completion of its nuclear forces. During the period when Kim Jong-un completed nuclear forces to maintain the regime, foreign policy factors of the United States, China, Russia, and South Korea drove North Korea's accelerated nuclear development. The main motivating factors were the hostile policies and external threats as security factors. The completion of nuclear forces is also the result of the interplay of domestic political factors, normative factors, and hereditary factors. North Korea has been developing nuclear weapons and missiles for the survival of its regime. To achieve lasting peace on the Korean Peninsula, a new modus vivendi must be sought. It is necessary to set the ultimate goal of North Korea's complete denuclearization and engage in strategic thinking for a realistic and effective phased approach.

미국 탄도미사일방어 전략의 변화 (A Change of U.S. Ballistic Missile Defense Strategy)

  • 박태용
    • 한국정보통신학회:학술대회논문집
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    • 한국정보통신학회 2017년도 춘계학술대회
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    • pp.371-372
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    • 2017
  • 미국은 냉전시대부터 미사일방어체계를 구축해왔으나, 냉전시대 종식 이후 국제 정세와 위협 세력에 많은 변화가 있었다. 미국과 소련으로 양분되어있던 힘의 세력이 중국의 대외적 영향력 확장 의지, 강한 러시아의 표방, 북한과 이란의 핵 무장 및 탄도미사일 기술 고도화 등으로 인해 대응해야 할 위협이 다양해졌다. 이러한 위협 변화에 대해 미사일방어청(Missile Defense Agency : MDA)은 전략 및 정책을 수립하였으나, 이의 근간인 상위법은 개정되지 않다가 2017년 국방수권법(FY2017 National Defense Authorization Act : FY2017 NDAA)에 변화된 미국의 미사일방어 전략이 명문화되었다. 본 논문에서는 FY2017 NDAA에 반영된 미국의 탄도미사일방어 전략을 확인하고, 기존의 전략에서 어떤 부분이 변화하였는지 비교하였다.

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총괄평가 개념의 한국군 적정 상비병력 산출 방안 연구 (Net Assessment-Based Study to Determine the Optimal Size of the ROK Military's Standing Force)

  • 김정혁;최명진
    • 산업경영시스템학회지
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    • 제46권4호
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    • pp.272-280
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    • 2023
  • For the past 70 years, an intense rivalry has persisted on the Korean Peninsula, and North Korea's nuclear and missile threats are becoming increasingly imminent. Facing a shortage of military resources, South Korea has pursued a national defense reform, significantly reducing the number of units and troops while focusing on ground forces. However, North Korea's strategic objective of unifying South Korea through surprise attacks, prompt responses, and combined nuclear and missile assaults remains unchanged. The central issue in this context revolves around determining the appropriate size of the Korean military's standing forces. This study employs the concept of net assessment as a novel method to ascertain the optimal size of the Korean military. Threats, strategic objectives, doctrine, and unit rotations are simultaneously considered from the enemy's perspective. In anticipation of security risks on the Korean Peninsula, an acceptable troop size will be proposed using the net assessment approach to calculate the appropriate standing force size.

양단이 고정지지된 연속원통셸의 진동특성 해석 (Vibration Analysis of the Continuous Circular Cylindrical Shell with the Clamped-clamped Supports at Two End Edges)

  • 한창환;이영신
    • 한국소음진동공학회논문집
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    • 제12권2호
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    • pp.97-107
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    • 2002
  • The continuous circular cylindrical shells are widely used for the high performance structures of aircraft, spacecraft, missile, nuclear fuel rod shell and so on. In this paper, a method for the vibrational analysis of the continuous circular cylindrical shells with the clamped-clamped supports at two end edges is developed by using the modal expansion method. Forces and/or moments acting on the shell surface are expressed in terms of the Dirac Delta Function. Frequency equation of the continuous shell is also derided by the application of the equilibrium of forces and the continuity of displacements at the boundary. Natural frequencies of the continuous shell are calculated numerically with mathematica 3.0 and they are compared with FEM results from the ANSYS 5.3 to improve the reliability of analytic solutions. Mode shares obtained by the FEM are Presented in this paper.

북한 SLBM 위협과 대응방향 (ROKN's Response Strategy to North Korea's SLBM Threat)

  • 문창환
    • Strategy21
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    • 통권40호
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    • pp.82-114
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    • 2016
  • The purpose of this article is to analyze the progress of North Korea's SLBM threat, and to assess the technological capacity and threat level of its SLBMs. Currently, North Korea has approximately 1000 ballistic missiles, such as the SCUD, Musudan, and Nodong, in stock. This article pays close attention to the background and strategical implication behind North Korea's obsession with developing SLBMs despite possessing sufficient means to launch provocations with its current arsenal of ground based ballistic missiles and conventional weapons. Based on the abovementioned analysis, this article will recommend possible response directions for the ROK Armed Forces to North Korea's SLBM threat. It is highly difficult to detect SLBMs due to its stealthy nature, as it is launched underwater after covert infiltration. North Korea's SLBM is considered a game changer in that even one SLBM can significantly change the strategic balance of North East Asia. North Korea's SLBM test launch in August has made a 500km flight, landing 80km inside the JADIZ (Japan Air Defense Identification Zone), and as such, it is assessed that North Korea already possesses underwater ejection and cold launch capabilities. The most realistic response to North Korea's imminent SLBM threat is bolstering anti-submarine capabilities. ROK Armed Forces need to upgrade its underwater kill-chain by modernizing and introducing new airborne anti-submarine assets and nuclear-powered submarines, among many options. Moreover, we should integrate SM-3 missiles with the Aegis Combat system that possess strong detection capabilities and flexibility, thereby establishing a sea-based Ballistic Missle Defense (BMD) system centered around the Aegis Combat System, as sea-based ballistic missile threats are best countered out in the seas. Finally, the capabilities gap that could arise as a result of budgetary concerns and timing of fielding new assets should be filled by establishing firm ROK-US-Japan combined defense posture.

천안함 폭침 이후 북한의 군사도발 양상과 전망 (Trends and Prospects of N. Korea Military Provocations After the Sinking of ROKS Cheon-an)

  • 김성만
    • Strategy21
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    • 통권34호
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    • pp.58-92
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    • 2014
  • Even after S. Korea took 5.24 Measure(24 May 2014), N. Korea has not stopped raising provocations such as the shelling of Yeonpyeong Island, electronic and cyber attacks. To make matters worse, the communist country lunched long-range missiles(twice) and conducted 3rd nuclear test, escalating tensions which could possibly lead to an all-out war. Korean Government failed to respond properly. However, escalation into an all-out war was deterred by the CFC immediately carrying out its peacetime duty(CODA). The US made a rapid dispatch of its augmentation forces(Aircraft carrier, nuclear-powered submarine, strategic bomber, F-22) to the Korean Peninsula. In recognition of the importance of the Combined Forces Command, since May 2013 the Park Geun-Hye Administration has been pushing ahead with re-postponement of Wartime Operational Control Transfer(which initially meant the disassembling of the CFC as of 1 December 2015) More recently, there has been a series of unusual indicators from the North. Judging from its inventory of 20 nuclear weapons, 1,000 ballistic missiles and biochemical weapons, it is safe to say that N. Korea has gained at least war deterrence against S. Korea. Normally a nation with nuclear weapons shrink its size of conventional forces, but the North is pursuing the opposite, rather increasing them. In addition, there was a change of war plan by N. Korea in 2010, changing 'Conquering the Korean Peninsula' to 'Negotiation after the seizure of the Greater Seoul Metropolitan Area(GSMA)' and establishing detailed plans for wartime projects. The change reflects the chain reaction in which requests from pro-north groups within the South will lead to the proclamation of war. Kim, Jeong-Un, leader of N. Korean regime, sent threatening messages using words such as 'exercising a nuclear preemptive strike right' and 'burning of Seoul'. Nam, Jae-June, Director of National Intelligence Service, stated that Kim, Jung-Un is throwing big talks, saying communization of the entire Korean Peninsula will come within the time frame of 3 years. Kim, Gwan-Jin, Defense Minister, shared an alarming message that there is a high possibility that the North will raise local provocations or a full-fledged war whenever while putting much emphasis on defense posture. As for the response concept of the Korean Government, it has been decided that 'ROK·US Combined Local Provocation Counter-Measure' will be adopted to act against local provocations from the North. Major provocation types include ▲ violation of the Northern Limit Line(NLL) with mobilization of military ships ▲ artillery provocations on Northwestern Islands ▲ low altitude airborne intrusion ▲ rear infiltration of SOF ▲ local conflicts within the Military Demarcation Line(MDL) ▲ attacking friendly ships by submarines. Counter-measures currently established by the US involves the support from USFK and USFJ. In order to keep the sworn promise, the US is reinforcing both USFK and USFJ. An all-out war situation will be met by 'CFC OPLAN5027' and 'Tailored Expansion Deterrence Forces' with the CFC playing a central role. The US augmentation forces stands at 690,000 troops, some 160 ships, 2,000 aircraft and this comprise 50% of US total forces, which is estimated to be ninefold of Korean forces. The CFC needs to be in center in handling both local provocations and an all-out war situation. However, the combat power of S. Korean conventional forces is approximately around 80% of that of N. Korea, which has been confirmed from comments made by Kim, Gwan-Jin, Defense Minister, during an interpellation session at the National Assembly. This means that S. Korean forces are not much growing. In particular, asymmetric capabilities of the North is posing a serious threat to the South including WMD, cyber warfare forces, SOF, forces targeting 5 Northwestern Islands, sub-surface and amphibious assault forces. The presence of such threats urgently requires immediate complementary efforts. For complementary efforts, the Korean Government should consider ① reinforcement of Korean forces; putting a stoppage to shrinking military, acquisition of adequate defense budget, building a missile defense and military leadership structure validity review, ② implementation of military tasks against the North; disciplinary measures on the sinking of ROKS Cheon-an/shelling of Yeonpyeong Islands, arrangement of inter-Korean military agreements, drawing lessons from studies on the correlation between aid for N. Korea, execution of inter-Korean Summit and provocations from the North, and ③ bolstering the ROK·US alliance; disregarding wartime operational control transfer plan(disassembling of CFC) and creation of a combined division.

소부대급 USN 기반 전장감시체계 적용 방안 (The Study Application of Identification Based on Small Units USN(Ubiquitous Sensor Network))

  • 김도헌;김도엽
    • 한국군사과학기술학회지
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    • 제13권2호
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    • pp.283-295
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    • 2010
  • Although some large units, upper than division, have a identification system, most of them depend on US military. Especially, the company unit can not but execute GOP(General OutPost) guidance and battles inefficiently because they apply the method of conventional identification system. urrently, North Korea causes the high tension of peninsular by experimenting nuclear weapons and launching ICBM(Intercontinental Ballistic Missile). In addition, ROK military will reduce the number of personnel and division through reorganizing the structure into NCW (Network Centric Warfare) until 2020. These unstable situation and future tendency require the high technical identification system based on USN(Ubiquitous Sensor Network) in company unit level. his study suggests the method that the company unit apply the identification system based on USN which distinguish between friend and foe in the warfare. The identification system concludes the results through experiment of military analysis model (AWAM; Army Weapon effectiveness Analysis Model). After analyzing the experiment results, it indicates the budget requirement and operational operability of identification system. This will be able to improves battle efficiency and to prevent damages of friendly forces.

미 해군의 아시아 태평양 해양안보 전략에 대한 연구 (A Study on the Asia-Pacific Security Strategy of the U.S. Navy)

  • 전은선;고경민;박태용
    • 한국정보통신학회:학술대회논문집
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    • 한국정보통신학회 2015년도 추계학술대회
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    • pp.445-447
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    • 2015
  • 동북아시아의 정세는 일본, 중국, 필리핀, 베트남 등 동중국해 연안 국가 간 영토 분쟁, 북한의 연이은 핵실험 및 장거리 탄도미사일 발사 시험, 중국의 랴오닝급 항공모함 건조 등으로 인해 급변하고 있다. 특히 불안정한 북한의 상황, 중국의 해군력 증강을 통한 A2/AD(Anti-Access/Area Denial, 반접근/지역거부) 전략 등으로 인해 미국의 아시아 태평양 지역 안보 전략의 재검토가 불가피하게 되었다. 본 논문에서는 변경된 미국의 아시아 태평양 안보 전략과 미 해군 전력의 재배치 계획에 대해 조사 및 분석하고, 변화된 주변 환경이 우리의 안보에 미치는 영향에 대해 분석하였다.

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동적응답법을 이용한 다점 단순지지된 연속원통셸의 자유진동 해석 (A Free Vibration Analysis of the Continuous Circular Cylindrical Shell with the Multiple Simple Supports Using the Receptance Method)

  • 이영신;한창환
    • 소음진동
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    • 제10권6호
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    • pp.998-1008
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    • 2000
  • The continuous circular cylindrical shells are widely used for the high performance structures of aircraft, spacecraft, missile, nuclear fuel rod shell etc.. In this paper, a method for the free vibration analysis of the continuous circular cylindrical shells with the multiple simple supports is developed by using the receptance method. With this method, the vibrational characteristics of the continuous system is analyzed by considering as a combined structure. The system receptance is also derided by the application of the equilibrium of forces and the continuity of displacements at the support points. The natural frequencies and mode shapes are calculated numerically and they are compared with the FEM results to improve the reliability of analytical solution. Numerical results on the 4-equal-span continuous circular cylindrical shell are presented in this paper.

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