1.

Record Nr.

UNINA9910793204903321

Titolo

Activated sludge and nutrient removal / / Water Environment Federation

Pubbl/distr/stampa

Alexandria, Virginia : , : Water Environment Federation, , [2018]

©2018

ISBN

1-57278-345-1

1-5231-2045-2

Edizione

[Third edition.]

Descrizione fisica

1 online resource (xviii, 450 pages) : illustrations

Collana

WEF manual of practice ; ; Number OM-9

Disciplina

628.354

Soggetti

Sewage - Purification - Activated sludge process

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Previous editions entitled: Activated sludge.

Nota di bibliografia

Includes bibliographical references and index.



2.

Record Nr.

UNISA996574791103316

Titolo

1936.1-2021 : IEEE Standard for Drone Applications Framework / / Institute of Electrical and Electronics Engineers

Pubbl/distr/stampa

New York, NY, USA : , : IEEE, , 2021

ISBN

1-5044-8136-4

Descrizione fisica

1 online resource (28 pages)

Disciplina

623.7469

Soggetti

Drone aircraft

Flying-machines

Transport planes

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Sommario/riassunto

A framework for support of drone applications is established in this standard. Typical drone application classes, application scenarios, and required application execution environments are specified. The general facility requirements of drone applications are listed, including flight platform, flight control system, ground control station, payload, control link and data link, takeoff and landing system, etc. The drone safety and management requirements include airworthiness, airspace and air traffic requirements, qualification of operators, qualification of personnel, insurance, confidentiality, and others. The general operation process is detailed. The operation results stipulate the operation record and operation report, including data classification, data collection and processing, data record and analysis, and data reference format.