Investigation of seaport air dustiness and dust spread

Abstract

In the present study investigation of dustiness, performed at Public Limited Liability Company KLASCO, the Company of State Seaport of Klaipėda is described. During investigation the sources of dust formation and the main reasons, impacting the concentration of dust were analysed. Tests were performed at 12 points, located in two zones in the territory of the enterprise. Tests were also performed at the Terminal of Powdery Manure Discharge. Concentrations of dust of manure of potassium chloride during loading were measured. In order to evaluate impact of the enterprise, the data of measurements made at the same time in the northern part of Klaipėda city were used. The obtained data were demonstrated by Surfer 6 software. According to the isolines, analysis of dust spread was performed.

Aprašomi dulkėtumo tyrimai, atlikti Klaipėdos valstybinio jūrų uosto kompanijoje AB KLASCO. Analizuojami dulkių susidarymo šaltiniai ir pagrindinės priežastys, turėjusios įtakos dulkių koncentracijai. Tyrimai atlikti 12 taškų, išdėstytų dviejose zonose įmonės teritorijoje. Atlikti tyrimai Biriųjų trąšų krovos terminale. Jame nustatytas kalio chlorido trąšų dulkių koncentracijos krovimo metu. Teršimo poveikiui įvertinti buvo naudoti tuo pat metu atlikti Klaipėdos šiaurinės miesto dalies duomenys. Gauti duomenys pavaizduoti Surfer 6 programa. Pagal sumodeliuotas izolinijas atlikta dulkių sklaidos analizė.