Monitoring coastline changes in Amirabad Port by surveying coastline and sea level

M. Heydari; S. Allahyaribeik

Volume 5, Issue 2 , June 2015, , Pages 93-98

  The process of erosion and desertification affects social communities, agricultural lands and natural resources in coastal areas. The rapid coastline changes would cause social and economic issues in the coastal areas. In this study, Miankaleh coasts and the eastern coastlines of Amirabad port have been ...  Read More

Estimation of salinity, heat and buoyancy budgets of the inflow coastal current into the Persian Gulf from the Strait of Hormuz

L. S. Madani; A. A. Bidokhti; M. Ezam

Volume 2, Issue 1 , March 2012, , Pages 107-114

  An analytical model for a coastal boundary current was used to investigate heat and salt budget of exchange flows in the Persian Gulf as a marginal sea. Coastal boundary currents exchange heat and freshwater with the mosphere and the offshore waters. As heat and salinity fluxes caused by air-sea interaction ...  Read More

Identificationof sponges of inter tidal zone in North of Hengam Island, Persian Gulf
Volume 3, Issue 3 , July 2013, , Pages 141-148

  In this study marine sponges of inter tidal zone from Hengam Island Persian Gulf were collected by wading at low tides in Eskeleh station at  locations 55˚ 53ʹ 40ʺ E & 26˚ 40ʹ 53ʺ N.For identifying identification of sponge samples, acid digestion method as a method of early detection and ...  Read More

Evaluating the results of Hormuz strait wave simulations using WAVEWATCH-III and MIKE21-SW

F. S. Sharifi; M. Ezam; A. Karami Khaniki

Volume 2, Issue 2 , June 2012, , Pages 163-170

  In this study, the capabilities of WAWEWATCH-III and MIKE21-SW for predicting the characteristics ofwind-generated waves in Hormuz Strait are evaluated. The numerical models have been set up using Input data including GFS wind with 5° spatial resolution and 6 hours time intervals, along with ...  Read More

The study of synthetic and natural pigments on the colour of the Albino Oscar

M. Shapoori; Z. Ghiasvand; Sh. Jamili

Volume 2, Issue 3 , August 2012, , Pages 203-206

  In this study, we have investigated the effects of mix of Tomato (Solanum lycopersicum) & Carrot) Daucus carota ( and red Bell pepper )Capsicum annuum( as a natural pigment source and astaxanthin as synthetic pigment sources on the skin colour of cichlid fish (Astronotus ocellatus sp., Agassiz, 1831), ...  Read More

Heavy metals phytoremediation by aquatic plants (Hyrocotyle ranocloides, Ceratophyllum demersum) of Anzali lagoon

L. VahdatiRaad; H. Khara

Volume 2, Issue 4 , December 2012, , Pages 249-254

  Wetlands are often considered sinks for contaminants, and Aquatic plants have been shown to play important roles in wetland biogeochemistry through their active and passive circulation of elements. In this research, in order to evaluate the concentration level of heavy metals released by the urban, industrial ...  Read More

Nonlinear statics analysis of on offshore jaket platform in the case of explosion

M. Tajari; F. Azarsina; N. Ashrafi Khorasani

Volume 3, Issue 1 , March 2013, , Pages 33-42

  Explosion and fire on an offshore rig can lead to its minor or complete damage and sinking which means the loss of life or environmental pollution. Hence the use of techniques such as blast wall is crucial to reduce the detrimental effects. These blast walls are designed for explosion wave of length ...  Read More

3D Finite element modeling for Dynamic Behavior Evaluation of Marin Risers Due to VIV and Internal Flow

madjid ghodsi hassanabad; ajang fardad

Volume 4, Issue 1 , February 2014, , Pages 37-46

  The complete 3D nonlinear dynamic problem of extensible, flexible risers conveying fluid is considered. For describing the dynamics of the system, the Newtonian derivation procedure is followed. The velocity field inside the pipe formulated using hydrostatic and Bernoulli equations. The hydrodynamic ...  Read More

Investigation of geometric parameters of seawalls on the amount of earth subsidence and its horizontal displacement by FLAC 3D software

F. Orak; M. Bakhtiari; H. Bahrami

Volume 5, Issue 1 , January 2015, , Pages 41-47

  Seawalls are built for Protecting of beaches against waves and preventing the progression of water to the beach. For a proper understanding about these constructions, a suiTable information about applied loads on these constructions should be existed. One of the important load that applied on these constructions ...  Read More

A survey on the accumulation of heavy metals as indicator of oil pollution index (Vanadium and Nickel) in bivalve rock oyster (Saccostrea cucullata) in Qeshm Island coasts

A. Mashinchian Moradi; M. Jalali Mosallam; M. R. Fatemi

Volume 1, Issue 1 , December 2011, , Pages 51-58

  In this study, the amount of nickel and vanadium elements in the soft tissues of rock oysters (Saccostrea cuculata) and sea water from coastal areas of Qeshm Island, the biggest island of Persian Gulf located in the south of Iran, were measured to evaluate the contamination of the aquatic environment ...  Read More

A Novel Indicator to Predict the Onset of Instability of a Gravitational Flow on a Slope

H. Chitsaz Boroujerdi; A. A.Bidokhti; Sh. Sharafatmandjoor

Volume 3, Issue 2 , June 2013, , Pages 85-90

  In order to present a quantitative indicator for the onset of instability, in this paper, the critical points of a stratified gravitational flow on a slope are found and analyzed. These points are obtained by means of the solution of the two-dimensional Navier-Stokes equations via the standard Arakawa-C ...  Read More

Stability analysis of concrete gravity basestructures in rocking motion under wave effect

S.M. Sajadi; F. Azarsina

Volume 5, Issue 2 , June 2015, , Pages 99-113

  Given the worldwide industry progress in the construction of massive concrete structures, it would be a good idea to use concrete gravity base structures (GBS).In this regard, better understanding of thesestructuresregardingtheiradvantages and disadvantages in offshore areas seems necessary.The present ...  Read More

Analysis of liquids and chemicals costs in a sample port

N. . Allahyaribeik; S. Allahyaribeik

Volume 4, Issue 2 , June 2014, , Pages 101-106

  In recent years, the application of Activity-Based Costing in Port industry has been deeply researched in theory and practice, but researchers only concentrate on the bulk and general cargo’s ABC in loading and unloading operations and there is little about the liquids and chemicals’. Based ...  Read More

Diversity and distribution of True Crabs (Brachyura) from intertidal rocky shores of Qeshm Island, Persian Gulf

S. M. R. Fatemi; Gh. Vossughi; P. Ghavam Mostafavi; F. Bahri

Volume 2, Issue 1 , March 2012, , Pages 115-120

  Rocky shores are one of the most important habitats of marine environment in coastal areas. This study was done in 2010-2011 to investigate the diversity of true crabs in intertidal rocky shores of Qeshm island. Samples were collected from intertidal zones during the low-tide at 5 stations. The specimens ...  Read More

The Study of different rations of spawning efficiency of siamese fighting fish (Bettasplendens)
Volume 3, Issue 3 , July 2013, , Pages 149-152

  The effects of five different foods including: blood worm, artemia cyst, Artemia mass powder, gammarus mass powder and ordinary commercial food were studied on Siamese fighting fish (Bettasplendens) propagation efficiency during thirty days in a Randomize Totally Design with 4 repeats .Experimental plots ...  Read More

Study of Linear Alkyl Benzene (LABs) as molecular marker of sewage pollution in Bivalves Mollusk “AnodontaCygnea” in Anzali lagoon

A. Mashinchian Moradi; A. H. Dashti; M. R. Fatemi; P. Aberoumand Azar

Volume 2, Issue 2 , June 2012, , Pages 171-176

  Tracking and determining the amount and types of urban sewage that is being releasing to the environment is important in planning for wastewater treatment systems and water quality control. In this research, in four stations of Anzali Lagoon, (by means of a gas chromatograph device with mass ...  Read More

The study of effective stress and pore water pressures in the foundation of a concrete gravity platform affected by loads due to waves, currents and wind in the Persian Gulf

H. Zare Banadkooki; S. Mazaheri; M. R. Akbarpour jannat; A. Aziminejad

Volume 2, Issue 3 , August 2012, , Pages 207-214

  It is proposed to use a single base platform in the Persian Gulf considering its low depth and more appropriate environmental conditions in comparison to North Sea and Mexico Gulf where this kind of platform is very popular. The pile of platform is responsible for transmission of environmental loads ...  Read More

Determination of concentration of organophosphate pesticides

A. Mashian Moradi; R. Golshani

Volume 2, Issue 4 , December 2012, , Pages 255-258

  Pesticides are used extensively in agricultural lands in Northern provinces of Iran which makes river ecosystems more vulnerable to pesticides pollution. This study was conducted in three river estuaries (Babolrud, Tajanrud and Gorganrud), focusing mainly on the concentration levels of organophosphate ...  Read More

Simulation and optimization of live fish locomotion in a biomimetic robot fish
Volume 3, Issue 1 , March 2013, , Pages 17-24

  This paper presents simplified hydrodynamics model for a biomimetic robot fish based on quantitative morphological and kinematic parameters of crangiform fish. The motion of four Pangasius sanitwongsei with different length and swimming speed were recorded by the digital particle image velocimetry (DPIV) ...  Read More

Heavy Metals in Water, Sediments and Marine Oorganisms (Saccostrea cucullata) of the Chabahar Gulf, Oman Sea (Iran)

a bazzi

Volume 4, Issue 1 , February 2014, , Pages 47-56

  Levels of the heavy metals Copper (Cu), Zinc (Zn), Lead (Pb), Cadmium (Cd), Chromium (Cr), Nickel (Ni), Iron (Fe) and Manganese (Mn) were determined by graphite furnace atomic absorption spectrophotometer (Model 67OG) in coastal water, sediments and soft tissues of the Saccostrea cucullata, from the ...  Read More

Design and construction of 6-component balance dynamometer for measurement of the forces, moments andmotions of ship models in the towing tank

M. Atashrazm Jirande; F. Azarsina; M.S. Seif

Volume 5, Issue 1 , January 2015, , Pages 49-54

  During design spiral of a merchant ship or a naval vessel, it is important to perform towing tank tests in order to measure its performance either in calm water maneuvers or in waves for seakeeping performance. Also, to optimize a hydrodynamic design, towing tank tests are advantageous.This article presents ...  Read More

Feasibility Study of Building a Human Powered Hydrofoil Vessel

F. Azarsina

Volume 1, Issue 1 , December 2011, , Pages 59-68

  In this paper, a feasibility study of building a Human Powered Hydrofoil (HPH) vessel is reported. Hydrofoil vessels are a well-known class of high-speed crafts. In addition to high-speed operation, the hydrofoils have a reliable maneuvering capability, good stability and proper operation in waves. Also, ...  Read More

Hydrodynamic damped pitch motion of tension leg platforms

M. R. Tabeshpour; B. Ataie Ashtiani; M. S. Seif; A. A. Golafshani

Volume 3, Issue 2 , June 2013, , Pages 91-98

  Because of fluctuation in leg tension, pitch motion is very effective fatigue and life safety of leg elements in tension leg structures (TLSs). In this paper an exact solution for pitch vibration of a TLS interacting with ocean wave is presented. The legs of TLP are considered as elastic springs. The ...  Read More

Effect of pH and salinity on growth and bloom of Dunaliella sp. algae

M. Alipour; M. Fallahi; T. Valinassab

Volume 4, Issue 2 , June 2014, , Pages 107-111

  In this study, effects of pH and salinity on growth and bloom of Dunaliella sp. algae were investigated. The algae were reared in different pH (6.0, 6.8, 7.0, 7.3, 7.6, 8.0, 8.6, 9.0, 9.7 and 11.0) and salinities (20.0, 31.6, 50.1, 79.4, 117.1, 125.9 and 200.0 ppt) at Inland Aquaculture Research Institute ...  Read More

Optimizing Voyage Plan in way of Persian Gulf and Red Sea Using Meteorology and Oceanography Satellite Data

A. Mohseni Arasteh; K. Lari; S. S. Shariati

Volume 2, Issue 1 , March 2012, , Pages 121-128

  The weather forecast by satellite data is a good guideline for assessment of voyage planning route in order to have safe and economic voyage for shipping. ISO15016, "Guidelines for the assessment of speed and performance by analysis of speed trial data", has been developed by the working group ISO/TC ...  Read More